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A047782 Erroneous version of A002050.
(Formerly N1623)
0
1, 5, 25, 149, 1081, 9366, 94586, 1091670, 14174522, 204495125 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

LINKS

Table of n, a(n) for n=0..9.

G. J. Simmons, A combinatorial problem associated with a family of combination locks, Math. Mag., 37 (1964), 127-132 (but there are errors).

G. J. Simmons, A combinatorial problem associated with a family of combination locks, Math. Mag., 37 (1964), 127-132 [Annotated, corrected, scanned copy]

CROSSREFS

Sequence in context: A098349 A098212 A002050 * A106565 A200031 A216689

Adjacent sequences:  A047779 A047780 A047781 * A047783 A047784 A047785

KEYWORD

dead

AUTHOR

N. J. A. Sloane, Jul 27 2015

STATUS

approved

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Last modified June 15 22:19 EDT 2019. Contains 324145 sequences. (Running on oeis4.)