A088113 a(n) = digit reversal of (11^n) divided by 11.

1, 11, 121, 1331, 13651, 150161, 1561681, 17168492, 178863412, 967497632, 10552373962, 116067113483, 1266738338413, 12944121722543, 142286328947974, 1466139717526814, 16126635892794955, 167392994830654505

Offset

1,2

Comments

Conjecture: There are finitely many palindromic terms. Question: How many are palindromes? Observation: a(n) is further divisible by 11 for n = 2,3,4,5,6,7,8,

Links

Table of n, a(n) for n=1..18.

Mathematica

Table[FromDigits[Reverse[IntegerDigits[11^n]]]/11, {n, 20}] (* Harvey P. Dale, Aug 14 2015 *)

Crossrefs

Sequence in context: A007907 A171285 A216132 * A045587 A059734 A045582

Adjacent sequences: A088110 A088111 A088112 * A088114 A088115 A088116

Keyword

base,nonn

Author

Amarnath Murthy, Sep 25 2003

Extensions

Corrected and extended by Ray Chandler, Oct 14 2003

Status

approved