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A022489 An upper bound for linearized chord diagrams. +0
1
0, 1, 1, 3, 5, 18, 61, 357, 2330, 18715, 167783, 1686327, 18615873, 224310263, 2926679435, 41112186396, 618573033369, 9924788849845, 169150125371328, 3051766556302719 (list; graph; listen)
OFFSET

1,4

LINKS

A. Stoimenow, Enumeration of chord diagrams and an upper bound for Vassiliev invariants, J. Knot Theory Ramifications, 7 (1998), no. 1, 93-114.

CROSSREFS

Sequence in context: A069066 A011964 A123793 this_sequence A128362 A053484 A025046

Adjacent sequences: A022486 A022487 A022488 this_sequence A022490 A022491 A022492

KEYWORD

nonn

AUTHOR

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

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Last modified August 7 15:46 EDT 2008. Contains 142650 sequences.


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