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A064665
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Regard A064413 as giving a permutation of the positive integers; sequence gives first infinite cycle, beginning at its smallest term, 7.
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6
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7, 12, 18, 20, 11, 15, 21, 33, 17, 16, 24, 25, 35, 42, 46, 50, 49, 56, 58, 87, 92, 98, 108, 177, 188, 202, 214, 228, 250, 265, 417, 441, 468, 507, 540, 281, 297, 157, 170, 182, 97, 105, 116, 183, 291, 323, 340, 355, 385, 400, 422, 450, 469, 495, 528
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| 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
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EXAMPLE
| Permutation has cycles (1) (2) (3, 4, 6, 9, 10, 5) ( ..., 20, 18, 12, 7, 14, 13, 28, 26, ...) (8) ...
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CROSSREFS
| Cf. A064413, A064666-A064669.
Sequence in context: A091573 A183046 A092094 * A142337 A131912 A022953
Adjacent sequences: A064662 A064663 A064664 * A064666 A064667 A064668
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Oct 11 2001
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