id:A015993 - OEIS Search Results

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Twelve iterations of Reverse and Add are needed to reach a palindrome.

+0
2

2069, 2159, 2249, 2339, 2429, 2519, 2609, 2699, 2789, 2879, 2969, 3068, 3158, 3248, 3338, 3428, 3518, 3608, 3698, 3788, 3878, 3968, 4067, 4157, 4247, 4337, 4427, 4517, 4607, 4697, 4787, 4877, 4967, 5066, 5156, 5246, 5336, 5426, 5516 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`The number of iterations starts at 1, so palindromes (cf. A002113) are not excluded. This sequence coincides with the corresponding sequence excluding palindromes (A065217) for the entries shown in the database. The first divergence occurs at 10901.`
	LINKS	`Index entries for sequences related to Reverse and Add!`
	CROSSREFS	`A002113, A065217.` `Sequence in context: A069427 A106719 A119722 this_sequence A065217 A035871 A062913` `Adjacent sequences: A015990 A015991 A015992 this_sequence A015994 A015995 A015996`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com)`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research