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Search: id:A129988
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A129988 Fourth differences of A129983. +0
1
1, 2, 4, 9, 20, 44, 96, 209, 456, 999, 2198 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A109975 A129891 A130587 this_sequence A035530 A008998 A141016

Adjacent sequences: A129985 A129986 A129987 this_sequence A129989 A129990 A129991

KEYWORD

nonn

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Jun 14 2007

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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