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 A070869 a(1) = 16; a(n+1) = sum of a(n) and (a(n) written in base 2 and reversed). 0
 16, 17, 34, 51, 102, 153, 306, 459, 882, 1197, 2646, 4347, 11484, 15273, 24864, 25443, 50886, 76329, 152274, 229371, 458742, 688113, 1277910, 2162607, 6193008, 6684333, 12631680, 12729219, 25434054, 38529033, 76302162, 115562715 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 REFERENCES S. Wolfram, A New Kind of Science, Wolfram Media, 2002; p. 125. LINKS EXAMPLE To get a(2) note that 16 = 10000 in base 2, reversing gives 00001, or 1 and so a(2) = 16 + 1 = 17. MATHEMATICA a[1] = 16; a[n_] := Block[{b = IntegerDigits[ a[n - 1], 2]}, FromDigits[ b + Reverse[b], 2]]; Table[ a[n], {n, 1, 35}] CROSSREFS Sequence in context: A041514 A041512 A267029 * A101196 A064637 A115942 Adjacent sequences:  A070866 A070867 A070868 * A070870 A070871 A070872 KEYWORD nonn,easy,base AUTHOR N. J. A. Sloane, May 19 2002 EXTENSIONS More terms from Robert G. Wilson v, May 20 2002 STATUS approved

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Last modified March 22 10:07 EDT 2019. Contains 321421 sequences. (Running on oeis4.)