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A015137 Consider Fibonacci-type sequences b(0)=X, b(1)=Y, b(k)=b(k-1)+b(k-2) mod n; all are periodic; sequence gives number of nontrivial periods of minimal length. 0
1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 2, 1, 6, 1, 1, 1, 8, 1, 2, 1, 1, 1, 11, 1, 1, 1, 1, 1, 4, 1, 2, 1, 2, 1, 1, 1, 18, 1, 1, 1, 42, 1, 21, 1, 1, 1, 69, 1, 3, 1, 1, 1, 26, 1, 1, 1, 1, 1, 2, 1, 62, 1, 1, 1, 1, 1, 33, 1, 1, 1, 2, 1, 36, 1, 1, 1, 2, 1, 2, 1, 1, 1, 41, 1, 1, 1, 4, 1, 180, 1, 3, 1, 1, 1, 1, 1, 48, 1, 2, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

LINKS

Table of n, a(n) for n=1..100.

CROSSREFS

Sequence in context: A100808 A010277 A065372 * A136148 A178252 A224850

Adjacent sequences:  A015134 A015135 A015136 * A015138 A015139 A015140

KEYWORD

nonn

AUTHOR

Phil Carmody

EXTENSIONS

More terms from Larry Reeves (larryr(AT)acm.org), Jan 06 2005

STATUS

approved

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Last modified December 21 23:06 EST 2014. Contains 252326 sequences.