%I #8 Sep 02 2016 10:35:16
%S 1,2,4,10,28,100,421,2101,11953,76121,533780,4077565,33655662,
%T 298278708,2824175781,28446451346,303704165521,3425895062137,
%U 40716009508038,508528878864884
%N An upper bound for linearized chord diagrams.
%H A. Stoimenow, <a href="http://www.math.toronto.edu/stoimeno/bound.ps.gz">Enumeration of chord diagrams and an upper bound for Vassiliev invariants</a>, J. Knot Theory Ramifications, 7 (1998), no. 1, 93-114 [broken link], <a href="http://dx.doi.org/10.1142/S0218216598000073">[DOI]</a>
%Y Cf. A022490.
%K nonn
%O 1,2
%A Alexander Stoimenow (stoimeno(AT)math.toronto.edu)