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A130856 Form digital root (A010888) of Catalan number A000108(n) but then replace 0's by 9's. +0
2
1, 1, 2, 5, 5, 6, 6, 6, 8, 2, 2, 7, 4, 4, 9, 9, 9, 6, 6, 6, 3, 3, 3, 9, 9, 9, 8, 2, 2, 4, 1, 1, 3, 3, 3, 1, 7, 7, 2, 5, 5, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 3, 3, 3, 9, 9, 9, 3, 3, 3, 6, 6, 6, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 2, 2, 4, 1, 1, 3, 3, 3, 7, 4, 4, 5, 8, 8, 9, 9, 9, 3, 3, 3, 6, 6, 6, 9 (list; graph; listen)
OFFSET

0,3

CROSSREFS

Cf. A000108, A010888, A130851.

Sequence in context: A094236 A073101 A130851 this_sequence A004095 A145434 A117899

Adjacent sequences: A130853 A130854 A130855 this_sequence A130857 A130858 A130859

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Aug 21 2007

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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