login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A171299 Number of 1..25 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
25, 625, 15597, 388427, 9698513, 241922034, 6031981433, 150477447625 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

column 25 of A171275.

LINKS

Table of n, a(n) for n=1..8.

CROSSREFS

Sequence in context: A207984 A207196 A207216 * A009969 A042202 A203341

Adjacent sequences:  A171296 A171297 A171298 * A171300 A171301 A171302

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 06 2009

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 4 23:52 EST 2021. Contains 341812 sequences. (Running on oeis4.)