Timeline for Which Fibonacci numbers are the sum of two squares?
Current License: CC BY-SA 3.0
4 events
| when toggle format | what | by | license | comment | |
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| Jun 13, 2011 at 16:59 | comment | added | Eric Naslund | @Will Jagy: I added a proof of your observation at the end of my answer. | |
| Jun 13, 2011 at 11:18 | comment | added | Emil Jeřábek | @Eric: $F_{12}=12^2$ is divisible by $3$. | |
| Jun 13, 2011 at 2:53 | comment | added | Eric Naslund | Also, you might have used this, but I'll put the link for any others reading the comments who want to play around with numerics: This page: mersennus.net/fibonacci has lists of the complete factorization of the first 1000 Fibonacci numbers and the first 1000 Lucas Numbers. | |
| Jun 13, 2011 at 2:05 | history | answered | Will Jagy | CC BY-SA 3.0 |