

A035492


Position of card 1 after nth shuffle in Guy's shuffling problem (A035485).


6



1, 2, 4, 1, 2, 4, 8, 1, 2, 4, 8, 16, 7, 14, 28, 25, 17, 34, 31, 23, 5, 10, 20, 40, 31, 11, 22, 44, 31, 3, 6, 12, 24, 48, 27, 54, 35, 70, 63, 47, 13, 26, 52, 17, 34, 68, 43, 86, 75, 51, 1, 2, 4, 8, 16, 32, 64, 13, 26, 52, 104, 85, 45, 90, 51
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OFFSET

0,2


REFERENCES

D. Gale, Mathematical Entertainments: "Careful CardShuffling and Cutting Can Create Chaos," The Mathematical Intelligencer, vol. 14, no. 1, 1992, pages 5456.
D. Gale, Tracking the Automatic Ant and Other Mathematical Explorations, A Collection of Mathematical Entertainments Columns from The Mathematical Intelligencer, Springer, 1998.


LINKS

Lars Blomberg, Table of n, a(n) for n = 0..9999
Eric Weisstein's World of Mathematics, Perfect Shuffle.


MATHEMATICA

Position[ NestList[ riguy, {}, 64 ], 1 ]; Transpose[ % ][ [ 2 ] ] // See A035490.


CROSSREFS

Cf. A035485, A035490A035494.
Sequence in context: A106645 A115314 A062039 * A101229 A057176 A194671
Adjacent sequences: A035489 A035490 A035491 * A035493 A035494 A035495


KEYWORD

nonn


AUTHOR

Wouter Meeussen


STATUS

approved



