login
A118511
Define sequence S_n by: initial term = n, reverse digits and add 1 to get next term. It is conjectured that S_n always reaches a cycle of length 9, as in A117230. Sequence gives number of steps for S_n to reach the cycle.
2
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 18, 17, 15, 13, 11, 9, 7, 5, 3, 1, 16, 16, 15, 13, 11, 9, 7, 5, 3, 1, 14, 14, 14, 13, 11, 9, 7, 5, 3, 1, 12, 12, 12, 12, 11, 9, 7, 5, 3, 1, 10, 10, 10, 10, 10, 9, 7, 5, 3, 1, 8, 8, 8, 8, 8, 8, 7, 5, 3, 1, 6, 6, 6, 6, 6, 6, 6, 5, 3, 1, 4, 4, 4, 4, 4, 4, 4
OFFSET
1,11
LINKS
N. J. A. Sloane and others, Sequences of RADD type, OEIS wiki.
CROSSREFS
For records see A118510. Cf. A117831. S_1 is A117230, S_11 is A118512, S_13 is A118513.
Sequence in context: A094381 A375675 A074972 * A022974 A023460 A029926
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, May 06 2006
STATUS
approved