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A064289 Height of n-th term in Recaman's sequence A005132. +0
9
1, 2, 3, 2, 3, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 6, 7, 6, 7, 6, 5, 6, 5, 6, 5, 6, 5, 6, 5, 6, 7, 8, 7, 8, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 8, 9, 8, 9, 8, 9, 8, 9, 8, 9, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7, 8, 7 (list; graph; listen)
OFFSET

1,2

COMMENT

The height of a term in A005132 = number of addition steps - number of subtraction steps to produce it.

LINKS

Index entries for sequences related to Recaman's sequence

N. J. A. Sloane, FORTRAN program for A005132, A057167, A064227, A064228

Nick Hobson, Python program for this sequence

EXAMPLE

A005132 begins 1, 3, 6, 2, 7, 13, 20, 12, ... and these terms have heights 1, 2, 3, 2, 3, 4, 5, 4, ...

CROSSREFS

Cf. A005132, A064288, A064290, A064292, A064293, A064294.

Adjacent sequences: A064286 A064287 A064288 this_sequence A064290 A064291 A064292

Sequence in context: A064672 A138554 A063772 this_sequence A078759 A095207 A065362

KEYWORD

nonn

AUTHOR

njas, Sep 25 2001

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Last modified May 12 19:26 EDT 2008. Contains 139661 sequences.


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