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 A260087 Larger of amicable pair (x, y) as they are listed in A259933. 7
 284, 1210, 2924, 5564, 6368, 10856, 14595, 18416, 66992, 71145, 76084, 87633, 88730, 124155, 123152, 139815, 153176, 168730, 176336, 180848, 203432, 202444, 365084, 389924, 430402, 399592, 455344, 486178, 514736, 525915, 669688, 686072, 652664, 691256, 712216, 783556, 796696, 863835, 901424, 980984, 1043096, 1125765 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Another version of A002046. First differs from A002046 at a(9). LINKS Table of n, a(n) for n=1..42. Laszlo Hars, Performance compared to mathematica Julia-users (2014) Khelleos, Amicable numbers, CyberForum.ru (2011) OEIS Wiki, Amicable numbers (This page needs work) Wikipédia, Barátságos számok (contains a mistake: A063990 should be replaced with A259933) FORMULA a(n) = A259933(2n) = A259953(n) - A259933(2n-1) = A259953(n) - A260086(n). CROSSREFS Cf. A002046, A063990, A259180, A259933, A259953, A260086. Sequence in context: A092681 A090789 A234970 * A002046 A339679 A339683 Adjacent sequences: A260084 A260085 A260086 * A260088 A260089 A260090 KEYWORD nonn AUTHOR Omar E. Pol, Jul 15 2015 STATUS approved

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Last modified April 16 04:02 EDT 2024. Contains 371696 sequences. (Running on oeis4.)