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A129988 Fourth differences of A129983. 0
1, 2, 4, 9, 20, 44, 96, 209, 456, 999, 2198 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A109975 A129891 A130587 * A035530 A008998 A141016

Adjacent sequences:  A129985 A129986 A129987 * A129989 A129990 A129991

KEYWORD

nonn

AUTHOR

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

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Last modified February 17 19:13 EST 2012. Contains 206085 sequences.