A006767 Number of 4-dimensional polyominoes with n cells.
0, 0, 0, 0, 3, 35, 412, 4888, 57122, 667959, 7799183
Offset: 1
References
- Dan Hoey, Bill Gosper and Richard C. Schroeppel, Discussions in Math-Fun Mailing list, circa Jul 13 1999.
- N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
Links
- W. F. Lunnon, Counting Multidimensional Polyominoes, Computer Journal, Vol. 18 (1975), pp. 366-67.
- R. C. Schroeppel, A few mathematical experiments