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A032208 Number of connected functions on n points with a loop of length 12. 0
1, 1, 8, 45, 229, 1043, 4474, 18034, 69698, 259516, 938342, 3308793, 11427018, 38763095, 129499981, 426937452, 1391429896, 4489322347, 14356694844, 45554354359, 143546523999, 449545164857, 1400098598183 (list; graph; refs; listen; history; text; internal format)
OFFSET

12,3

LINKS

Table of n, a(n) for n=12..34.

C. G. Bower, Transforms (2)

FORMULA

"CIK[ 10 ]" (necklace, indistinct, unlabeled, 10 parts) transform of A000081.

CROSSREFS

Sequence in context: A110609 A201190 A297089 * A163003 A055422 A204618

Adjacent sequences:  A032205 A032206 A032207 * A032209 A032210 A032211

KEYWORD

nonn

AUTHOR

Christian G. Bower

STATUS

approved

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Last modified October 17 22:48 EDT 2018. Contains 316297 sequences. (Running on oeis4.)