

A121996


Sums of two squares mod 100.


0



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, 37, 38, 40, 41, 42, 44, 45, 46, 48, 49, 50, 52, 53, 54, 56, 57, 58, 60, 61, 62, 64, 65, 66, 68, 69, 70, 72, 73, 74, 76, 77, 78, 80, 81, 82, 84, 85, 86, 88, 89, 90, 92, 93, 94, 96, 97, 98
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OFFSET

1,3


COMMENTS

All 72 possible values of ((m^2+n^2) mod 100) for all m's and n's. Notsums 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).
Cf. A010461 Squares mod 100, A001481 Sums of 2 squares.


LINKS

Table of n, a(n) for n=1..72.


CROSSREFS

Cf. A010461, A001481.
Sequence in context: A045704 A169612 A084581 * A269176 A091072 A001481
Adjacent sequences: A121993 A121994 A121995 * A121997 A121998 A121999


KEYWORD

fini,full,nonn


AUTHOR

Zak Seidov, Sep 11 2006


STATUS

approved



