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A171338 Number of permutations of 0..n-1 v[1..n] with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1 0
1, 2, 6, 24, 104, 622, 4324, 34548, 310594, 3164990, 35155038, 423974396, 5541016736, 78238104000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..14.

CROSSREFS

Sequence in context: A152321 A152323 A337770 * A327006 A163824 A094433

Adjacent sequences:  A171335 A171336 A171337 * A171339 A171340 A171341

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 06 2009

STATUS

approved

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Last modified September 22 16:30 EDT 2020. Contains 337291 sequences. (Running on oeis4.)