A064666 Regard A064413 as giving a permutation of the positive integers; sequence gives first infinite cycle, reading backwards beginning at its smallest term, 7.

7, 14, 13, 28, 26, 27, 22, 19, 37, 67, 128, 122, 114, 102, 95, 85, 84, 77, 78, 70, 55, 53, 100, 86, 80, 72, 63, 51, 34, 32, 31, 61, 115, 111, 68, 65, 54, 48, 45, 39, 29, 57, 38, 36, 30, 23, 43, 81, 76, 71, 134, 127, 236, 224, 195, 172, 164, 158, 150, 141, 90

Offset

1,1

Links

Rémy Sigrist, Table of n, a(n) for n = 1..525

J. C. Lagarias, E. M. Rains and N. J. A. Sloane, The EKG sequence, arXiv:math/0204011 [math.NT], 2002; Exper. Math. 11 (2002), 437-446.

Index entries for sequences related to EKG sequence

Example

Permutation has cycles (1) (2) (3, 4, 6, 9, 10, 5) ( ..., 20, 18, 12, 7, 14, 13, 28, 26, ...) (8) ...

Crossrefs

Cf. A064413, A064665, A064667, A064668, A064669.

Sequence in context: A269161 A307964 A225556 * A269160 A286418 A040042

Adjacent sequences: A064663 A064664 A064665 * A064667 A064668 A064669

Keyword

nonn

Author

N. J. A. Sloane, Oct 11 2001

Status

approved