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A035491 Relevant part of deck in Guy's shuffling problem (A035485), regarded as a triangular array. 2
2, 1, 3, 2, 4, 1, 1, 3, 5, 2, 6, 4, 6, 1, 4, 3, 7, 5, 8, 2, 5, 6, 8, 1, 2, 4, 9, 3, 10, 7, 9, 5, 3, 6, 10, 8, 7, 1, 11, 2, 12, 4, 1, 9, 11, 5, 2, 3, 12, 6, 4, 10, 13, 8, 14, 7, 4, 1, 10, 9, 13, 11, 8, 5, 14, 2, 7, 3, 15, 12, 16, 6, 2, 4, 7, 1, 3, 10, 15, 9, 12, 13, 16, 11, 6, 8, 17, 5, 18, 14 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

REFERENCES

D. Gale, Mathematical Entertainments: "Careful Card-Shuffling and Cutting Can Create Chaos," The Mathematical Intelligencer, vol. 14, no. 1, 1992, pages 54-56.

D. Gale, Tracking the Automatic Ant and Other Mathematical Explorations, A Collection of Mathematical Entertainments Columns from The Mathematical Intelligencer, Springer, 1998.

LINKS

Table of n, a(n) for n=1..90.

EXAMPLE

{}, {2, 1}, {3, 2, 4, 1}, {1, 3, 5, 2, 6, 4}, {6, 1, 4, 3, 7, 5, 8, 2},...

MATHEMATICA

NestList[ riguy, {}, 12 ]//ColumnForm // See A035490.

CROSSREFS

Cf. A035485, A035490-A035494.

Sequence in context: A259974 A243561 A135550 * A277564 A108230 A253558

Adjacent sequences:  A035488 A035489 A035490 * A035492 A035493 A035494

KEYWORD

nonn,tabf,nice

AUTHOR

Wouter Meeussen

STATUS

approved

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Last modified February 17 18:24 EST 2018. Contains 299296 sequences. (Running on oeis4.)