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Sums of two squares mod 100.
0

%I #9 Jan 26 2014 21:40:16

%S 0,1,2,4,5,8,9,10,13,16,17,18,20,21,22,24,25,26,28,29,30,32,33,34,36,

%T 37,38,40,41,42,44,45,46,48,49,50,52,53,54,56,57,58,60,61,62,64,65,66,

%U 68,69,70,72,73,74,76,77,78,80,81,82,84,85,86,88,89,90,92,93,94,96,97,98

%N Sums of two squares mod 100.

%C All 72 possible values of ((m^2+n^2) mod 100) for all m's and n's. Not-sums of two squares mod 100 are: 3, 6, 7, 11, 12, 14, 15, 19, 23, 27, 31, 35, 39, 43, 47, 51, 55, 59, 63, 67, 71, 75, 79, 83, 87, 91, 95, 99 (28 terms).

%C Cf. A010461 Squares mod 100, A001481 Sums of 2 squares.

%Y Cf. A010461, A001481.

%K fini,full,nonn

%O 1,3

%A _Zak Seidov_, Sep 11 2006