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A047773 Number of dissectable polyhedra with symmetry of type D. +0
3
0, 0, 0, 1, 0, 0, 1, 1, 0, 2, 3, 0, 3, 5, 0, 7, 11, 0, 12, 23, 0, 30, 55, 0, 55, 114, 0, 143, 272, 0, 273, 588, 0, 728, 1428, 0, 1428, 3156, 0, 3876, 7750, 0, 7752, 17427, 0, 21318, 43263, 0, 43263, 98516, 0, 120175, 246672, 0, 246675, 567281, 0 (list; graph; listen)
OFFSET

1,10

REFERENCES

L. W. Beineke and R. E. Pippert, Enumerating dissectable polyhedra by their automorphism groups, Canad. J. Math., 26 (1974), 50-67.

FORMULA

If n=3m+2 then (1/2)*(A047750(m)-2*A047751(n)-A047764(n)), if n=3m+2 then A047749(m), else 0.

CROSSREFS

Cf. A027610.

Sequence in context: A131900 A082116 A079777 this_sequence A035549 A137663 A161628

Adjacent sequences: A047770 A047771 A047772 this_sequence A047774 A047775 A047776

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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