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A324450 Number of labeled cyclic chord diagrams with n chords such that the minimal chord length equals six. 2
1, 28, 832, 21510, 534908, 13859131, 376302024, 10758388849, 324301515064, 10305945419380, 345043568421088, 12157186490730430, 450167342192163864, 17492055607930262356, 712111923015875566112, 30325363998402690968142, 1348761584058475514807527 (list; graph; refs; listen; history; text; internal format)
OFFSET

6,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 6..150

FORMULA

a(n) = A324432(n) - A324433(n).

CROSSREFS

Column k=6 of A324429.

Cf. A324432, A324433.

Sequence in context: A158659 A214133 A119055 * A326279 A278195 A095656

Adjacent sequences:  A324447 A324448 A324449 * A324451 A324452 A324453

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Feb 28 2019

STATUS

approved

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Last modified January 17 09:32 EST 2020. Contains 330949 sequences. (Running on oeis4.)