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 A141128 Sum over unitary prime power divisors p^k of n of A025528(p^k). 2
 0, 1, 2, 3, 4, 3, 5, 6, 7, 5, 8, 5, 9, 6, 6, 10, 11, 8, 12, 7, 7, 9, 13, 8, 14, 10, 15, 8, 16, 7, 17, 18, 10, 12, 9, 10, 19, 13, 11, 10, 20, 8, 21, 11, 11, 14, 22, 12, 23, 15, 13, 12, 24, 16, 12, 11, 14, 17, 25, 9, 26, 18, 12, 27, 13, 11, 28, 14, 15, 10, 29, 13, 30, 20, 16, 15, 13, 12, 31 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Additive with a(p^k) = A025528(p^k). LINKS Table of n, a(n) for n=1..79. FORMULA sum_{p^k|n,not p^{k+1}|n,k>0} A025528(p^k). CROSSREFS Cf. A056239, A025528. Sequence in context: A324345 A368695 A324533 * A160180 A319351 A323373 Adjacent sequences: A141125 A141126 A141127 * A141129 A141130 A141131 KEYWORD nonn AUTHOR Franklin T. Adams-Watters, Jun 05 2008 STATUS approved

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Last modified April 22 09:42 EDT 2024. Contains 371894 sequences. (Running on oeis4.)