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A324432
Number of labeled cyclic chord diagrams with n chords such that every chord has length at least six.
4
1, 0, 0, 0, 0, 0, 1, 29, 879, 23559, 607897, 16179520, 449286927, 13098525681, 401675273973, 12961858610835, 439969542845247, 15694595867800757, 587665598756534677, 23065866584266238427, 947631130543961813887, 40691002929409496892633, 1823524185613956274776800
OFFSET
0,8
LINKS
CROSSREFS
Column k=6 of A324428.
Sequence in context: A042626 A157877 A158665 * A167738 A107964 A096699
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Feb 27 2019
STATUS
approved