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A081334 sigma(2*n^2) modulo 4. +0
1
3, 3, 3, 3, 1, 3, 3, 3, 3, 1, 3, 3, 1, 3, 1, 3, 1, 3, 3, 1, 3, 3, 3, 3, 3, 1, 3, 3, 1, 1, 3, 3, 3, 1, 1, 3, 1, 3, 1, 1, 1, 3, 3, 3, 1, 3, 3, 3, 3, 3, 1, 1, 1, 3, 1, 3, 3, 1, 3, 1, 1, 3, 3, 3, 3, 3, 3, 1, 3, 1, 3, 3, 1, 1, 3, 3, 3, 1, 3, 1, 3, 1, 3, 3, 3, 3, 1, 3, 1, 1, 1, 3, 3, 3, 1, 3, 1, 3, 3, 3, 1, 1, 3, 1, 1 (list; graph; listen)
OFFSET

1,1

CROSSREFS

See also A065765.

Sequence in context: A132973 A107760 A138070 this_sequence A106694 A031355 A097675

Adjacent sequences: A081331 A081332 A081333 this_sequence A081335 A081336 A081337

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 20 2003

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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