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A092258
(2^n-1)^(2^n).
2
0, 1, 81, 5764801, 6568408355712890625, 529144398052420314716929933900838757437386767361
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OFFSET
0,3
COMMENTS
Number of maps from {0,1}^n to itself with no roots.
REFERENCES
F. Robert, Discrete Iterations, Springer-Verlag, 1986, p. 167.
LINKS
Table of n, a(n) for n=0..5.
MATHEMATICA
(#-1)^#&/@(2^Range[0, 5]) (*
Harvey P. Dale
, Feb 18 2024 *)
CROSSREFS
Cf.
A057156
,
A091324
.
Sequence in context:
A319979
A293149
A013851
*
A277842
A277843
A277844
Adjacent sequences:
A092255
A092256
A092257
*
A092259
A092260
A092261
KEYWORD
nonn
AUTHOR
N. J. A. Sloane
, Feb 19 2004
STATUS
approved
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Last modified May 23 14:50 EDT 2024. Contains 372763 sequences. (Running on oeis4.)