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Number of labeled cyclic chord diagrams with n chords such that every chord has length at least six.
4

%I #6 Feb 28 2019 11:14:55

%S 1,0,0,0,0,0,1,29,879,23559,607897,16179520,449286927,13098525681,

%T 401675273973,12961858610835,439969542845247,15694595867800757,

%U 587665598756534677,23065866584266238427,947631130543961813887,40691002929409496892633,1823524185613956274776800

%N Number of labeled cyclic chord diagrams with n chords such that every chord has length at least six.

%H Alois P. Heinz, <a href="/A324432/b324432.txt">Table of n, a(n) for n = 0..200</a>

%Y Column k=6 of A324428.

%K nonn

%O 0,8

%A _Alois P. Heinz_, Feb 27 2019