Number of positive integers below 10^n, excluding perfect squares, which have a representation as a sum of 2 positive squares.
3, 33, 298, 2649, 23711, 215341, 1982296, 18447847, 173197435, 163753758
1 seqfan posts
Wed Sep 22 14:52:03 CEST 2010 [seqfan] A180416 and A090996 duplicates?