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A068870 Number of polyhypercubes or 4-dimensional polyominoes with n cells. +0
1
1, 1, 1, 2, 7, 26, 147, 1019, 8699, 82535 (list; graph; listen)
OFFSET

0,4
CROSSREFS

Cf. A049429, A049430.

Sequence in context: A141203 A096803 A036757 this_sequence A005519 A037381 A129013

Adjacent sequences: A068867 A068868 A068869 this_sequence A068871 A068872 A068873

KEYWORD

hard,nonn

AUTHOR

Frank Adams-Watters (FrankTAW(AT)Netscape.net), Mar 29 2002

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Last modified September 4 21:24 EDT 2008. Contains 143414 sequences.

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