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Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!) A121508 Conjectured list of numbers whose aliquot sequence eventually reaches a cycle of length two or more, but which are not themselves part of the cycle. 2 562, 1064, 1188, 1308, 1336, 1380, 1420, 1490, 1604, 1690, 1692, 1772, 1816, 1898, 2008, 2122, 2152, 2172, 2362, 2542, 2630, 2652, 2676, 2678, 2856, 2930, 2950, 2974, 3124, 3162, 3202, 3278, 3286, 3332, 3350, 3360, 3596, 3712, 3750, 3850, 3938, 3944 (list; graph; refs; listen; history; text; internal format) OFFSET 1,1 LINKS Table of n, a(n) for n=1..42. CROSSREFS Cf. A121507. Sequence in context: A202562 A252352 A252345 * A252344 A250976 A209907 Adjacent sequences: A121505 A121506 A121507 * A121509 A121510 A121511 KEYWORD nonn AUTHOR Joshua Zucker, Aug 04 2006 EXTENSIONS Edited by Don Reble, Aug 15 2006 STATUS approved

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Last modified August 18 13:06 EDT 2024. Contains 375269 sequences. (Running on oeis4.)