User Notamathematician

2 votes

0 answers

91 views

Splitting natural numbers into subsets with sums equal to A066258

asked Feb 2 at 12:37

2 votes

1 answer

167 views

$R$-recursion for the A143017

asked Jan 25 at 16:00

2 votes

0 answers

70 views

Elementary recursion for the A258173

asked Dec 11, 2023 at 15:37

2 votes

0 answers

90 views

Unexpected recursion for the A193231 (blue code of $n$)

asked Oct 4, 2023 at 14:40

2 votes

0 answers

103 views

$R$-recursion for the A235129

asked Dec 21, 2023 at 11:52

2 votes

0 answers

199 views

Not a twin prime pair test using $\gcd$ only

asked Sep 21, 2023 at 8:42

2 votes

0 answers

72 views

Recursion for the number of partitions of $m^n-1$ into powers of $m$

asked Jul 2, 2023 at 8:42

2 votes

0 answers

126 views

Recurrence for A004208

asked Jun 20, 2023 at 8:17

2 votes

0 answers

163 views

Interesting conjecture by Sequence Machine

asked Apr 2 at 13:35

2 votes

1 answer

120 views

Recursion for the Chebyshev transform of $m^n$

asked Apr 5 at 15:02

2 votes

2 answers

242 views

Negated Fibonacci and the floor function

asked Apr 16 at 12:04

2 votes

1 answer

131 views

Sequence that sums up to A224071

asked Apr 18 at 15:33

2 votes

1 answer

252 views

On a A089039 and pair of sequences with simple recursion

asked Apr 20 at 13:53

2 votes

1 answer

148 views

$R$-recursion for Fibonacci numbers using signed Catalan numbers

asked Jul 25 at 16:01

2 votes

0 answers

100 views

Another (unique) algorithm for the A329369

asked Jun 29 at 14:56

2 votes

1 answer

129 views

Recursion for the sum with Stirling numbers of both kinds

asked Jul 5 at 14:03

2 votes

1 answer

215 views

Simplification of the closed form for the A329369

asked Jul 7 at 6:13

2 votes

0 answers

71 views

Property of a family of simple polynomials related to the A329369

asked May 26 at 13:41

2 votes

1 answer

234 views

Subsequences of odd powers

asked Oct 11, 2021 at 16:59

2 votes

0 answers

94 views

Subsequence of Laguerre polynomials

asked Nov 9, 2021 at 16:56

2 votes

0 answers

62 views

Vector of only ones by activating the bits

asked Nov 12, 2021 at 16:45

2 votes

2 answers

180 views

Modulo $2$ binomial transform of $m^n$

asked Nov 19, 2021 at 12:21

2 votes

1 answer

183 views

Pair of recurrence relations with $a(2n+1)=a(2f(n))$

asked Oct 23, 2021 at 15:51

2 votes

1 answer

261 views

Sequence that sums up to INVERTi transform applied to the ordered Bell numbers

asked Oct 28, 2021 at 18:36

2 votes

1 answer

113 views

Modulo $2$ binomial transform of A243499 applied $k$ times

asked Nov 24, 2021 at 18:13

2 votes

0 answers

216 views

Two conjectures about generalised A329369

asked Nov 27, 2021 at 17:55

2 votes

1 answer

292 views

Difference between $n$-th and $(n-1)$-th composite numbers

asked Dec 21, 2021 at 20:03

2 votes

0 answers

91 views

A subsequence expressed in terms of a sum with a triangle

asked Sep 11, 2021 at 15:33

2 votes

1 answer

426 views

Conjecture on A057030

asked Feb 12, 2022 at 7:18

2 votes

0 answers

254 views

Conjecture on a sieve of Flavius Josephus

asked Mar 14, 2022 at 15:40

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185 Questions

Splitting natural numbers into subsets with sums equal to A066258

$R$-recursion for the A143017

Elementary recursion for the A258173

Unexpected recursion for the A193231 (blue code of $n$)

$R$-recursion for the A235129

Not a twin prime pair test using $\gcd$ only

Recursion for the number of partitions of $m^n-1$ into powers of $m$

Recurrence for A004208

Interesting conjecture by Sequence Machine

Recursion for the Chebyshev transform of $m^n$

Negated Fibonacci and the floor function

Sequence that sums up to A224071

On a A089039 and pair of sequences with simple recursion

$R$-recursion for Fibonacci numbers using signed Catalan numbers

Another (unique) algorithm for the A329369

Recursion for the sum with Stirling numbers of both kinds

Simplification of the closed form for the A329369

Property of a family of simple polynomials related to the A329369

Subsequences of odd powers

Subsequence of Laguerre polynomials

Vector of only ones by activating the bits

Modulo $2$ binomial transform of $m^n$

Pair of recurrence relations with $a(2n+1)=a(2f(n))$

Sequence that sums up to INVERTi transform applied to the ordered Bell numbers

Modulo $2$ binomial transform of A243499 applied $k$ times

Two conjectures about generalised A329369

Difference between $n$-th and $(n-1)$-th composite numbers

A subsequence expressed in terms of a sum with a triangle

Conjecture on A057030

Conjecture on a sieve of Flavius Josephus