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Search: id:A015039
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A015039 q-Catalan numbers (binomial version) for q=8. +0
1
1, 1, 65, 266817, 69963653697, 1173835620696269377, 1260401809332973746871411265, 86614199277767115453624156235708310081, 380933302489206359659857650468008737411766944866881 (list; graph; listen)
OFFSET

0,3

FORMULA

{1 / (n+1)_q} {2 n choose n}_q.

CROSSREFS

Sequence in context: A103345 A061688 A015072 this_sequence A035519 A059755 A157631

Adjacent sequences: A015036 A015037 A015038 this_sequence A015040 A015041 A015042

KEYWORD

nonn,easy

AUTHOR

Olivier Gerard (olivier.gerard(AT)gmail.com)

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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