A015138 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 maximal length periods.

1, 1, 1, 2, 1, 1, 3, 4, 3, 1, 11, 5, 6, 3, 4, 8, 8, 13, 19, 5, 27, 11, 11, 21, 5, 6, 9, 15, 58, 4, 31, 16, 24, 32, 12, 53, 18, 76, 24, 21, 42, 27, 21, 59, 12, 44, 69, 93, 21, 5, 32, 30, 26, 36, 145, 63, 40, 58, 59, 20, 62, 124, 72, 32, 24, 24, 33, 128, 99, 12, 71, 213, 36, 18, 20, 316

Offset

1,4

Links

Table of n, a(n) for n=1..76.

Crossrefs

Sequence in context: A055068 A237498 A319516 * A157807 A371279 A100529

Adjacent sequences: A015135 A015136 A015137 * A015139 A015140 A015141

Keyword

nonn

Author

Phil Carmody

Extensions

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

Status

approved