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A097244 Numbers n that are the hypotenuse of exactly 31 distinct integer-sided right triangles, i.e., n^2 can be written as a sum of two squares in 31 ways. 24

%I #12 Dec 30 2019 09:53:25

%S 27625,47125,55250,60125,61625,66625,78625,82875,86125,87125,94250,

%T 99125,110500,112625,118625,120250,123250,129625,133250,134125,141375,

%U 144625,148625,155125,157250,157625,164125,165750,172250,174250,177125

%N Numbers n that are the hypotenuse of exactly 31 distinct integer-sided right triangles, i.e., n^2 can be written as a sum of two squares in 31 ways.

%C If m is a term, then 2*m and p*m are terms where p is any prime of the form 4k+3. - _Ray Chandler_, Dec 30 2019

%H Ray Chandler, <a href="/A097244/b097244.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A004144 (0), A084645 (1), A084646 (2), A084647 (3), A084648 (4), A084649 (5), A097219 (6), A097101 (7), A290499 (8), A290500 (9), A097225 (10), A290501 (11), A097226 (12), A097102 (13), A290502 (14), A290503 (15), A097238 (16), A097239 (17), A290504 (18), A290505 (19), A097103 (22), A097245 (37), A097282 (40), A097626 (67).

%K nonn

%O 1,1

%A _James R. Buddenhagen_, Sep 17 2004

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Last modified April 24 04:02 EDT 2024. Contains 371918 sequences. (Running on oeis4.)