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A274299 A bisection of A002326. 3
2, 3, 10, 4, 18, 11, 18, 5, 12, 12, 14, 23, 8, 20, 58, 6, 66, 35, 20, 39, 82, 28, 12, 36, 30, 51, 106, 36, 44, 24, 20, 7, 130, 36, 138, 60, 42, 15, 20, 52, 162, 83, 18, 60, 178, 60, 40, 95, 12, 99, 84, 66, 210, 28, 18, 37, 226, 30, 92, 119, 162, 36, 50, 8, 36, 131, 22, 135, 20, 30, 94, 60, 48, 116 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..10000

Steve Butler, Persi Diaconis and R. L. Graham, The mathematics of the flip and horseshoe shuffles, arXiv:1412.8533 [math.CO], 2014.

Steve Butler, Persi Diaconis and R. L. Graham, The mathematics of the flip and horseshoe shuffles, The American Mathematical Monthly 123.6 (2016): 542-556.

MATHEMATICA

MultiplicativeOrder[2, 4 n + 3] # Stan Wagon, Jun 24 2016

CROSSREFS

Cf. A002326, A007346, A274298.

Sequence in context: A306465 A276104 A329804 * A119023 A213962 A216937

Adjacent sequences:  A274296 A274297 A274298 * A274300 A274301 A274302

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jun 20 2016

STATUS

approved

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Last modified May 27 13:56 EDT 2022. Contains 354097 sequences. (Running on oeis4.)