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A055262 n + sum of digits of a(n-1). 1
0, 1, 3, 6, 10, 6, 12, 10, 9, 18, 19, 21, 15, 19, 24, 21, 19, 27, 27, 28, 30, 24, 28, 33, 30, 28, 36, 36, 37, 39, 42, 37, 42, 39, 46, 45, 45, 46, 48, 51, 46, 51, 48, 55, 54, 54, 55, 57, 60, 55, 60, 57, 64, 63, 63, 64, 66, 69, 73, 69, 75, 73, 72, 72, 73, 75, 78, 82, 78, 84, 82 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

FORMULA

a(n) = n+A055263(n-1) =n+A007953(a(n-1))

EXAMPLE

a(10)=19 because a(9)=18, 1+8=9 and 10+9=19

CROSSREFS

Cf. A055263.

Sequence in context: A082184 A080817 A139762 * A138797 A009019 A198467

Adjacent sequences:  A055259 A055260 A055261 * A055263 A055264 A055265

KEYWORD

base,easy,nonn

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), May 08 2000

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Last modified February 17 16:00 EST 2012. Contains 206050 sequences.