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A064288 Height of n when it appears for first time in Recaman's sequence A005132. +0
9
1, 2, 2, 7, 7, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 18, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 6, 6, 6, 6, 6, 6, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 19, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 19, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 9, 9, 9, 9, 9, 9, 9, 9 (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

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, A064289, A064290 - A064294.

Sequence in context: A126851 A142070 A152825 this_sequence A054085 A021443 A045923

Adjacent sequences: A064285 A064286 A064287 this_sequence A064289 A064290 A064291

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Sep 25 2001

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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