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A153453 a(n) = letters(n) + a(n-1); a(0) = 0 in Spanish. 0
3, 6, 10, 16, 21, 25, 30, 34, 39, 43, 47, 51 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

A067278

Sequence in context: A130200 A202269 A151375 * A025215 A049697 A111712

Adjacent sequences:  A153450 A153451 A153452 * A153454 A153455 A153456

KEYWORD

nonn

AUTHOR

Rodolfo Kurchan (rodolfokurchan(AT)yahoo.com.ar), Dec 26 2008

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Last modified February 15 03:58 EST 2012. Contains 205694 sequences.