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Search: id:A030055
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A030055 C(2n+1,n-5). +0
5
1, 13, 105, 680, 3876, 20349, 100947, 480700, 2220075, 10015005, 44352165, 193536720, 834451800, 3562467300, 15084504396, 63432274896, 265182149218, 1103068603890, 4568648125690, 18851684897584 (list; graph; listen)
OFFSET

5,2
LINKS

Milan Janjic, Two Enumerative Functions

CROSSREFS

Diagonal 12 of triangle A100257.

Sequence in context: A052065 A041316 A080422 this_sequence A055902 A132261 A142364

Adjacent sequences: A030052 A030053 A030054 this_sequence A030056 A030057 A030058

KEYWORD

nonn

AUTHOR

njas

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Last modified July 19 08:04 EDT 2008. Contains 142098 sequences.

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