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A081748 (A081746(n) - n)/4. 2
0, 1, 2, 3, 4, 3, 4, 5, 6, 7, 6, 7, 8, 9, 10, 9, 10, 9, 10, 11, 10, 11, 10, 11, 12, 13, 14, 13, 14, 15, 16, 17, 16, 17, 16, 17, 18, 17, 18, 17, 18, 19, 20, 21, 20, 21, 22, 23, 24, 23, 24, 23, 24, 23, 22, 23, 22, 23, 22, 23, 22, 23, 22, 21, 22, 21, 22, 21, 22, 23, 24 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

FORMULA

Periodic with period 648.

CROSSREFS

Cf. A081746, A081747.

Sequence in context: A058033 A125619 A123066 * A030323 A065651 A177329

Adjacent sequences:  A081745 A081746 A081747 * A081749 A081750 A081751

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Apr 08 2003

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Last modified February 14 11:36 EST 2012. Contains 205623 sequences.