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A006766 Number of 3-dimensional polyominoes with n cells.
(Formerly M2005)
1
0, 0, 0, 2, 11, 77, 499, 3442, 24128, 173428, 1262464, 9307494 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

REFERENCES

Dan Hoey, Bill Gosper and Rich Schroeppel, Discussions in Math-Fun Mailing list, circa Jul 13 1999.

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

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=1..12.

R. C. Schroeppel, A few mathematical experiments

CROSSREFS

A row of A049429. A column of A049430.

Sequence in context: A053481 A110329 A221844 * A120380 A079266 A094569

Adjacent sequences:  A006763 A006764 A006765 * A006767 A006768 A006769

KEYWORD

hard,nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 25 19:53 EDT 2017. Contains 288729 sequences.