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A025289
Numbers that are the sum of 2 nonzero squares in exactly 6 ways.
3
5525, 9425, 11050, 12025, 12325, 13325, 14365, 15725, 17225, 17425, 18785, 18850, 19825, 21125, 22100, 22525, 23725, 24050, 24505, 24650, 25925, 26650, 26825, 28730, 28925, 29725, 31025, 31265, 31450, 31525, 32825, 34450, 34645, 34850, 35425, 36125
OFFSET
1,1
MATHEMATICA
nn = 36125; t = Table[0, {nn}]; lim = Floor[Sqrt[nn - 1]]; Do[num = i^2 + j^2; If[num <= nn, t[[num]]++], {i, lim}, {j, i}]; Flatten[Position[t, 6]] (* T. D. Noe, Apr 07 2011 *)
CROSSREFS
Sequence in context: A097103 A025297 A025316 * A025307 A068269 A164079
KEYWORD
nonn
STATUS
approved