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A006758 Number of one-sided polyominoes with n cells.
(Formerly M4114)
+0
2
0, 0, 1, 6, 17, 59, 195, 703, 2499, 9188, 33890, 126758, 476269, 1802311, 6849776, 26152417, 100203193 (list; graph; listen)
OFFSET

1,4

REFERENCES

W. F. Lunnon, Counting multidimensional polyominoes. Computer Journal 18 (1975), no. 4, pp. 366-367.

CROSSREFS

A000988 (= a(n) + 1) is another version.

Sequence in context: A088016 A010330 A109311 this_sequence A123189 A047156 A130278

Adjacent sequences: A006755 A006756 A006757 this_sequence A006759 A006760 A006761

KEYWORD

nonn

AUTHOR

njas

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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