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A100829 Numbers that are a sum of two squares and not divisible by 17. 0
2, 5, 8, 10, 13, 18, 20, 25, 26, 29, 32, 37, 40, 41, 45, 50, 52, 53, 58, 61, 65, 72, 73, 74, 80, 82, 89, 90, 97, 98, 100, 101, 104, 106, 109, 113, 116, 117, 122, 125, 128, 130, 137, 145, 146, 148, 149, 157, 160, 162, 164, 169, 173, 178, 180, 181, 185, 193, 194, 197 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..60.

MATHEMATICA

With[{upto=200}, Select[Total/@Tuples[Range[Ceiling[Sqrt[upto]]]^2, 2], Mod[ #, 17]!=0&&#<=upto&]]//Union (* Harvey P. Dale, May 18 2019 *)

CROSSREFS

Cf. A000404, A098365.

Sequence in context: A202057 A263651 A070216 * A030713 A219222 A263831

Adjacent sequences:  A100826 A100827 A100828 * A100830 A100831 A100832

KEYWORD

nonn

AUTHOR

Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Jan 06 2005

STATUS

approved

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Last modified November 19 08:44 EST 2019. Contains 329318 sequences. (Running on oeis4.)