A064669 Regard A064413 as giving a permutation of the positive integers; sequence gives (presumed) smallest term in each cycle of this permutation.

1, 2, 3, 7, 8, 40, 64, 73, 101, 103, 121, 149, 223, 241, 251, 269, 331, 359, 383, 467, 499, 503, 509, 617, 673, 739, 773, 797, 823, 829, 1031, 1213, 1279, 1307, 1381, 1487, 1489, 1543, 1583, 1621, 1667, 1721, 1741, 1753, 1777, 1831, 1873, 1879

Offset

1,2

Links

Table of n, a(n) for n=1..48.

J. C. Lagarias, E. M. Rains and N. J. A. Sloane, The EKG sequence, 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-A064668, A064793, A064794.

Sequence in context: A271506 A056433 A288628 * A068342 A038034 A103173

Adjacent sequences: A064666 A064667 A064668 * A064670 A064671 A064672

Keyword

nonn

Author

N. J. A. Sloane, Oct 11 2001

Status

approved