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Mar 21, 2019 at 5:53 comment added Lwins @GerhardPaseman (a a b) (a c c) (b c b) (a a a) (b b b) (c c c) (Write it as a 3x6 matrix and naturally construct a 6x6 one)
Mar 21, 2019 at 5:48 history edited Lwins CC BY-SA 4.0
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Mar 21, 2019 at 4:51 comment added Gerhard Paseman For n=6 and A having the six ones be in the upper left corner (I+j < 3), I would like to see the six arrangements of A adding up to J. Gerhard "Not Sure If It's Possible" Paseman, 2019.03.20.
Mar 21, 2019 at 4:30 history edited Lwins CC BY-SA 4.0
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S Mar 21, 2019 at 4:30 history suggested user64494 CC BY-SA 4.0
Two typos are corrected.
Mar 20, 2019 at 16:49 review Suggested edits
S Mar 21, 2019 at 4:30
Mar 20, 2019 at 15:51 review Suggested edits
Mar 20, 2019 at 16:14
Mar 20, 2019 at 14:57 history asked Lwins CC BY-SA 4.0