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A023854 Sum of exponents in prime-power factorization of C(6n,3n). +0
1
3, 5, 6, 7, 11, 11, 12, 13, 14, 15, 16, 15, 19, 20, 21, 22, 23, 23, 22, 25, 29, 25, 29, 28, 31, 32, 30, 31, 34, 34, 35, 35, 36, 36, 38, 38, 41, 41, 41, 40, 46, 44, 43, 44, 44, 46, 47, 46, 47, 50, 51, 49, 53, 49, 52, 53, 53, 56, 60, 60, 61, 57, 61, 61, 61, 65, 66, 63, 67, 66, 69, 69, 66, 69, 71, 70 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A034035 A136804 A129802 this_sequence A092559 A064728 A046839

Adjacent sequences: A023851 A023852 A023853 this_sequence A023855 A023856 A023857

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified July 25 02:12 EDT 2008. Contains 142294 sequences.


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