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 A076887 Sum of divisors of palindromic numbers. 1
 1, 3, 4, 7, 6, 12, 8, 15, 13, 12, 36, 48, 84, 72, 144, 96, 180, 156, 102, 152, 133, 132, 192, 152, 192, 260, 182, 192, 306, 378, 456, 450, 399, 728, 396, 558, 576, 518, 408, 314, 360, 494, 400, 354, 532, 374, 384, 528, 714, 936, 810, 768, 1064, 684, 930, 960 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Harvey P. Dale, Table of n, a(n) for n = 1..1000 EXAMPLE a(11)=36 because 36 is the sum of divisors of 11th palindromic number (i.e. 22). MATHEMATICA DivisorSigma[1, #]&/@Select[Range[500], PalindromeQ] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Mar 06 2018 *) CROSSREFS Sequence in context: A168338 A034690 A069192 * A140782 A284587 A097011 Adjacent sequences:  A076884 A076885 A076886 * A076888 A076889 A076890 KEYWORD base,nonn AUTHOR Shyam Sunder Gupta, Nov 25 2002 STATUS approved

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Last modified October 22 22:34 EDT 2019. Contains 328335 sequences. (Running on oeis4.)