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_N. J. A. Sloane_._

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a(n) = floor( (n+2/3)*(sqrt(13)-1)/2 ). - ). - _R. J. Mathar, _, Feb 14 2011

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u-pile numbers for the 3-Wythoff game with i=2.

u-pile numbers for the 3-Wythoff game, parameter i=2 (Connell).

See Connell (1959) for further information.

Cf. A001954, A001958, A001960, A001963-A001968.

Edited by Hugo Pfoertner, Dec 27 2021

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Ian G. Connell, <a href="http://dx.doi.org/10.4153/CMB-1959-024-3">A generalization of Wythoff's game</a>, Canad. Math. Bull. 2 (1959) 181-190

Ian G. Connell, <a href="http://dx.doi.org/10.4153/CMB-1959-024-3">A generalization of Wythoff's game</a>, Canad. Math. Bull. 2 (1959) 181-190

0, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 15, 16, 17, 19, 20, 21, 23, 24, 25, 26, 28, 29, 30, 32, 33, 34, 36, 37, 38, 39, 41, 42, 43, 45, 46, 47, 49, 50, 51, 52, 54, 55, 56, 58, 59, 60, 62, 63, 64, 66, 67, 68, 69, 71, 72, 73, 75, 76, 77, 79, 80, 81, 82, 84, 85, 86, 88

T. D. Noe, <a href="/A001959/b001959.txt">Table of n, a(n) for n = 0..10000</a>

Table[Floor[(n + 2/3)*(Sqrt[13] - 1)/2], {n, 0, 100}] (* T. D. Noe, Aug 17 2012 *)

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