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A324434 Number of labeled cyclic chord diagrams with n chords such that every chord has length at least eight. 4
1, 0, 0, 0, 0, 0, 0, 0, 1, 76, 4788, 221917, 8887710, 331432067, 12269388935, 460168784128, 17665933357441, 698638441294365, 28556568958525122, 1208570048233111199, 53007713800631794460, 2410148120774836584364, 113594056221675357350279, 5547970208256475164372741 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,10

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..97

CROSSREFS

Column k=8 of A324428.

Sequence in context: A198530 A234176 A116264 * A004299 A049669 A198476

Adjacent sequences:  A324431 A324432 A324433 * A324435 A324436 A324437

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Feb 27 2019

STATUS

approved

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Last modified January 23 03:15 EST 2022. Contains 350504 sequences. (Running on oeis4.)