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Search: id:A015038
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A015038 q-Catalan numbers (binomial version) for q=7. +0
1
1, 1, 50, 120443, 14176726502, 81731562414097002, 23087367704084630526165300, 319559330566264937870155968502833579, 216732554100846341408822827225378918525605881606 (list; graph; listen)
OFFSET

0,3

FORMULA

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

CROSSREFS

Sequence in context: A146518 A152514 A015062 this_sequence A152515 A111402 A087408

Adjacent sequences: A015035 A015036 A015037 this_sequence A015039 A015040 A015041

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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