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 A318456 a(n) = n OR A001065(n), where OR is bitwise-or (A003986) and A001065 = sum of proper divisors. 12
 1, 3, 3, 7, 5, 6, 7, 15, 13, 10, 11, 28, 13, 14, 15, 31, 17, 23, 19, 22, 31, 30, 23, 60, 31, 26, 31, 28, 29, 62, 31, 63, 47, 54, 47, 55, 37, 54, 55, 58, 41, 62, 43, 44, 45, 62, 47, 124, 57, 59, 55, 62, 53, 118, 55, 120, 63, 58, 59, 124, 61, 62, 63, 127, 83, 78, 67, 126, 95, 78, 71, 123, 73, 106, 123, 76, 95, 94, 79, 122, 121, 126, 83 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Antti Karttunen, Table of n, a(n) for n = 1..65537 FORMULA a(n) = A003986(n, A001065(n)). a(n) = A000203(n) - A318458(n). PROG (PARI) A318456(n) = bitor(n, sigma(n)-n); CROSSREFS Cf. A000203, A001065, A003986, A318457, A318458, A318466. Sequence in context: A258273 A205680 A137695 * A209085 A086799 A218388 Adjacent sequences:  A318453 A318454 A318455 * A318457 A318458 A318459 KEYWORD nonn,base AUTHOR Antti Karttunen, Aug 26 2018 STATUS approved

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Last modified January 20 23:29 EST 2020. Contains 331104 sequences. (Running on oeis4.)