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!)
A052312 Column 1 of triangle A052311. 1
1, -1, 0, 1, 0, -1, -2, -1, 8, 25, 26, -111, -590, -1419, 456, 21639, 99822, 202875, -545926, -7583365, -36354050, -71015561, 372995254, 4834925399, 25950214696, 60006459617, -337120306782, -5124389194155, -33147265576814 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

LINKS

Table of n, a(n) for n=1..29.

Index entries for sequences related to necklaces

CROSSREFS

Sequence in context: A084222 A160602 A160626 * A110742 A252355 A013123

Adjacent sequences:  A052309 A052310 A052311 * A052313 A052314 A052315

KEYWORD

sign

AUTHOR

Christian G. Bower, Dec 15 1999

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 September 18 04:22 EDT 2021. Contains 347508 sequences. (Running on oeis4.)