A262223 a(n) = n + largest palindrome contained in decimal representation of n.

0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 11, 22, 14, 16, 18, 20, 22, 24, 26, 28, 22, 23, 44, 26, 28, 30, 32, 34, 36, 38, 33, 34, 35, 66, 38, 40, 42, 44, 46, 48, 44, 45, 46, 47, 88, 50, 52, 54, 56, 58, 55, 56, 57, 58, 59, 110, 62, 64, 66, 68, 66, 67, 68, 69, 70, 71

Offset

0,2

Comments

a(n) = n + A047813(n).

Links

Reinhard Zumkeller, Table of n, a(n) for n = 0..10000

Prog

(Haskell)
a262223 n = n + a047813 n

Crossrefs

Cf. A047813, A262224 (iteration, start = 1).

Sequence in context: A063114 A064806 A062028 * A070196 A345111 A056964

Adjacent sequences: A262220 A262221 A262222 * A262224 A262225 A262226

Keyword

nonn,base

Author

Reinhard Zumkeller, Sep 15 2015

Status

approved