Number of Pythagorean triples mod n: total number of solutions to x^2 + y^2 = z^2 mod n.
1, 4, 9, 24, 25, 36, 49, 96, 99, 100, 121, 216, 169, 196, 225, 448, 289, 396, 361, 600
2 seqfan posts
Mon Jan 26 14:51:30 CET 2009 [seqfan] Re: from Steven Finch about A087687