A171289 - OEIS

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A171289

Number of 1..15 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1

0

15, 225, 3360, 49986, 747245, 11142675, 165997846, 2475696187, 36893238627, 549715326612

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

column 15 of A171275.

LINKS

Table of n, a(n) for n=1..10.

CROSSREFS

Sequence in context: A224349 A224008 A012852 * A262336 A189906 A189900

Adjacent sequences: A171286 A171287 A171288 * A171290 A171291 A171292

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 06 2009

STATUS

approved