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A064288 Height of n when it appears for first time in Recamán's sequence A005132. 8
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; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

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

LINKS

Table of n, a(n) for n=1..99.

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

Index entries for sequences related to Recamán's 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, A064289, A064290 - A064294.

Sequence in context: A142070 A152825 A261710 * A054085 A021443 A045923

Adjacent sequences:  A064285 A064286 A064287 * A064289 A064290 A064291

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Sep 25 2001

STATUS

approved

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Last modified May 26 16:52 EDT 2017. Contains 287130 sequences.