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 A182556 a(0)=1, a(n+1) = (a(n)*6) XOR a(n). 1
 1, 7, 45, 291, 2033, 10327, 55901, 377971, 2580161, 13329991, 68092909, 475337827, 3047910961, 21335374615, 108342024605, 611555770419, 4227169747201, 22855656310535, 114836769975597, 592467546841635, 4147130288467697, 24449879086004055, 171122765320764253 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Table of n, a(n) for n=0..22. FORMULA a(0)=1, a(n+1) = (a(n)*6) XOR a(n), where XOR is the bitwise exclusive-or operator. MATHEMATICA NestList[BitXor[6#, #]&, 1, 30] (* Harvey P. Dale, Nov 23 2012 *) PROG (Python) a=1 for n in range(55): . print a, . a ^= a*6 CROSSREFS Cf. A001317: a(n+1) = (a(n)*2) XOR a(n). Cf. A038183: a(n+1) = (a(n)*4) XOR a(n). Cf. A100311: a(n+1) = (a(n)*8) XOR a(n). Sequence in context: A287811 A115194 A062274 * A219020 A280597 A301319 Adjacent sequences: A182553 A182554 A182555 * A182557 A182558 A182559 KEYWORD nonn,base,easy AUTHOR Alex Ratushnyak, May 05 2012 STATUS approved

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Last modified May 29 04:03 EDT 2023. Contains 363029 sequences. (Running on oeis4.)