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Search: id:A072461
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A072461 Mod[sigma[n],4]=1. +0
4
1, 9, 49, 50, 81, 100, 121, 200, 338, 361, 400, 441, 450, 529, 578, 625, 676, 729, 800, 900, 961, 1089, 1156, 1352, 1600, 1682, 1800, 1849, 2209, 2312, 2401, 2450, 2704, 2738, 3042, 3200, 3249, 3362, 3364, 3481, 3600, 3969, 4050, 4225, 4489, 4624, 4761 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Cf. A000203, A028982, A072462.

Sequence in context: A073584 A007037 A140891 this_sequence A012260 A133478 A032589

Adjacent sequences: A072458 A072459 A072460 this_sequence A072462 A072463 A072464

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Jun 19 2002

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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