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A018192 Number of chord diagrams of degree n with an isolated chord. 0

%I #15 Feb 04 2019 14:25:21

%S 1,1,3,11,70,607,6577,85198,1276563,21695178,412195167,8656676654,

%T 199125735965,4978810781633,134447283590269,3899543151272530,

%U 120903273575624821,3990362191131712939,139681113828269665499,5168844439275046565329

%N Number of chord diagrams of degree n with an isolated chord.

%H D. Bar-Natan, <a href="http://dx.doi.org/10.1016/0040-9383(95)93237-2">On the Vassiliev Knot Invariants</a>, Topology 34 (1995) 423-472.

%H D. Bar-Natan, <a href="http://www.ma.huji.ac.il/~drorbn/VasBib/VasBib.html">Bibliography of Vassiliev Invariants</a> [Broken link]

%H Alexander Stoimenow, <a href="https://doi.org/10.1016/S0012-365X(99)00347-7">On the number of chord diagrams</a>, Discr. Math. 218 (2000), 209-233.

%K nonn

%O 1,3

%A Alexander Stoimenow (stoimeno(AT)math.toronto.edu)

%E More terms from _Sean A. Irvine_, Feb 04 2019

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Last modified April 18 21:51 EDT 2024. Contains 371781 sequences. (Running on oeis4.)