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Search: id:A065180
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A065180 Number of site swap patterns with 4 balls and exact period n. +0
4
1, 4, 20, 90, 420, 1910, 8820, 40590, 187880, 871494, 4057620, 18945960, 88738020, 416787030, 1962922276, 9268287390, 43868210820, 208109782580, 989400443220, 4713395564772, 22497100553820, 107572434560790, 515241748300020 (list; graph; listen)
OFFSET

1,2

LINKS

Juggling Information Service, Site Swap FAQs

MAPLE

[seq(DistSS(p, 4), p=1..60)];

CROSSREFS

Row 4 of A065177. Cf. A065178, A065179.

Sequence in context: A027156 A017964 A017965 this_sequence A070733 A094971 A099025

Adjacent sequences: A065177 A065178 A065179 this_sequence A065181 A065182 A065183

KEYWORD

nonn

AUTHOR

Antti Karttunen Oct 19 2001

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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