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Search: id:A111018
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A111018 Indices of Catalan numbers that are == 0 mod 3 (cf. A000108). +0
1
5, 6, 7, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 32, 33, 34, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 86, 87, 88, 95, 96, 97, 98, 99, 100 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A067531 A031029 A134985 this_sequence A078694 A048007 A066876

Adjacent sequences: A111015 A111016 A111017 this_sequence A111019 A111020 A111021

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Sep 09 2005

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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