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A074860 a(n)=a(n-1)+R[a(n-2)]+R[a(n-3)] where a(0)=a(1)=a(2)=1 and R(n) (A004086) is the reverse of n. 0
1, 1, 1, 3, 5, 9, 17, 31, 111, 195, 319, 1021, 2525, 4639, 11092, 25708, 64083, 173846, 292644, 979061, 2073724, 2680995, 7115676, 17380240, 30136219, 41109707, 136581181, 298634398 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..28.

CROSSREFS

Cf. A000213.

Sequence in context: A114322 A000213 A074858 * A297300 A213005 A171856

Adjacent sequences:  A074857 A074858 A074859 * A074861 A074862 A074863

KEYWORD

easy,base,nonn

AUTHOR

Felice Russo, Sep 11 2002

EXTENSIONS

Corrected and extended by David Garber, Oct 23 2002

STATUS

approved

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Last modified November 17 01:05 EST 2019. Contains 329209 sequences. (Running on oeis4.)