A195646 Number of ways of folding a 3 X 3 X ... X 3 n-dimensional map.

1, 6, 1368, 85109616

Offset: 0

Author

N. J. A. Sloane, Sep 21 2011

Keywords

• nonn
• hard
• more

Links

• W. F. Lunnon, A map-folding problem, Math. Comp. 22 (1968), 193-199.
• W. F. Lunnon, Multi-dimensional map-folding, The Computer Journal, Volume 14, Issue 1, 1971, Pages 75-80.
• Index entries for sequences obtained by enumerating foldings

Crossrefs

Cf. A000136, A000560, A001417, A001418.