A081059 Shuffle number in Guy's shuffle (see A035485) for the card that is at the top of the deck after n shuffles to come to the top again.

9, 265, 7, 27, 375, 796, 50, 56, 227, 15, 23, 34, 24, 43, 68, 42, 248, 601, 109, 291, 2009, 36, 75, 41, 31, 312, 58, 67, 69, 45, 320189, 386, 845, 521, 153, 79, 795, 508, 117, 729, 80, 71, 61, 12552608, 115, 295, 100, 2102, 59, 93, 460, 361, 13572, 278, 81

Offset: 1

Author

Jud McCranie, Mar 04 2003

Keywords

• nonn

Comments

Number of shuffles later is in A081058. A081059[n]=A081058[n]+n.

Examples

			After 2 shuffles, card #3 is on top. It reaches the top again on shuffle # 265, so a(2)=265.
		

Crossrefs

Cf. A035485, A060750, A060751, A081058.