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A064004 At step n in computing A064413, sequence gives smallest multiple of 2 not yet seen, divided by 2. 2
1, 2, 3, 4, 4, 4, 4, 5, 7, 7, 7, 7, 8, 8, 8, 8, 10, 11, 13, 13, 13, 13, 13, 13, 13, 13, 16, 16, 16, 16, 17, 19, 19, 19, 19, 20, 20, 20, 20, 22, 23, 24, 24, 24, 25, 26, 27, 28, 29, 29, 29, 29, 29, 29, 29, 31, 31, 31, 31, 32, 32, 32, 32, 34, 37, 38, 38, 38, 38, 38, 40 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..71.

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

CROSSREFS

Cf. A064413, A064007, A064042.

Sequence in context: A072229 A120509 A029106 * A195849 A087827 A136528

Adjacent sequences:  A064001 A064002 A064003 * A064005 A064006 A064007

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Oct 15 2001

STATUS

approved

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Last modified April 1 10:33 EDT 2020. Contains 333159 sequences. (Running on oeis4.)