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 A035522 Reverse and add (in binary) - written in base 10. 11
 1, 2, 3, 6, 9, 18, 27, 54, 81, 150, 255, 510, 765, 1530, 2295, 6120, 6885, 12240, 13005, 24480, 25245, 48960, 49725, 97920, 98685, 196224, 197757, 392448, 393981, 785664, 788733, 1571328, 1574397, 3144192, 3150333, 6288384 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Harvey P. Dale, Table of n, a(n) for n = 0..1000 FORMULA a(n+1) = A055944(a(n)), a(0) = 1. [Reinhard Zumkeller, Nov 14 2011] EXAMPLE 6 = 110, 110 + 011 = 1001 = 9, so 6 is followed by 9. MATHEMATICA nxt[n_]:=Module[{idn2=IntegerDigits[n, 2]}, FromDigits[idn2+ Reverse[ idn2], 2]]; NestList[nxt, 1, 40] (* Harvey P. Dale, Oct 02 2011 *) PROG (Haskell) a035522 n = a035522_list !! n a035522_list = iterate a055944 1 -- Reinhard Zumkeller, Oct 21 2011 CROSSREFS Cf. A035526, A035524. Sequence in context: A178940 A018264 A081741 * A018311 A018481 A038754 Adjacent sequences: A035519 A035520 A035521 * A035523 A035524 A035525 KEYWORD nonn,base,easy,nice AUTHOR N. J. A. Sloane, E. M. Rains STATUS approved

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Last modified November 29 07:03 EST 2023. Contains 367429 sequences. (Running on oeis4.)