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A037135 Number of ways of writing n=a+b where |s(a)-a|=|s(b)-b|, s(x)=sigma(x)-x. +0
3
0, 1, 1, 1, 1, 2, 0, 1, 1, 2, 0, 2, 1, 1, 0, 1, 2, 2, 1, 2, 0, 2, 1, 2, 0, 2, 0, 1, 0, 2, 0, 2, 1, 3, 0, 2, 2, 1, 0, 2, 0, 1, 1, 1, 0, 1, 1, 2, 1, 1, 1, 2, 0, 2, 2, 2, 0, 4, 1, 1, 3, 2, 0, 1, 1, 4, 2, 2, 1, 1, 0, 3, 0, 2, 2, 1, 1, 3, 2, 2, 0, 3, 0, 3, 0, 2, 1, 1, 2, 2, 2, 1, 1, 2, 0, 4, 0, 2, 1, 3, 0, 4 (list; graph; listen)
OFFSET

1,6

LINKS

Naohiro Nomoto, Sequence of Yin and Yang

CROSSREFS

Sequence in context: A087624 A085122 A083715 this_sequence A029360 A088432 A071466

Adjacent sequences: A037132 A037133 A037134 this_sequence A037136 A037137 A037138

KEYWORD

nonn

AUTHOR

Naohiro Nomoto (6284968128(AT)geocities.co.jp)

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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