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 A055948 n + reversal of base 4 digits of n (written in base 10). 6
 0, 2, 4, 6, 5, 10, 15, 20, 10, 15, 20, 25, 15, 20, 25, 30, 17, 34, 51, 68, 25, 42, 59, 76, 33, 50, 67, 84, 41, 58, 75, 92, 34, 51, 68, 85, 42, 59, 76, 93, 50, 67, 84, 101, 58, 75, 92, 109, 51, 68, 85, 102, 59, 76, 93, 110, 67, 84, 101, 118, 75, 92, 109, 126, 65, 130, 195 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS If n has an even number of digits in base 4 then a(n) is a multiple of 5 LINKS Reinhard Zumkeller, Table of n, a(n) for n = 0..10000 FORMULA a(n) =n+A030103(n) PROG (Haskell) a055948 n = n + a030103 n -- Reinhard Zumkeller, Oct 10 2011 CROSSREFS Cf. A056964. Cf. A035524 (iterated). Sequence in context: A179225 A083718 A319804 * A071083 A141765 A234574 Adjacent sequences:  A055945 A055946 A055947 * A055949 A055950 A055951 KEYWORD base,nonn,look AUTHOR Henry Bottomley, Jul 18 2000 STATUS approved

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Last modified January 20 19:53 EST 2020. Contains 331096 sequences. (Running on oeis4.)