A086847 a(n) = gcd(A001608(n), n), where A001608 = Perrin sequence.

1, 2, 3, 2, 5, 1, 7, 2, 3, 1, 11, 1, 13, 1, 1, 2, 17, 2, 19, 1, 1, 2, 23, 1, 5, 1, 3, 1, 29, 10, 31, 2, 1, 1, 1, 2, 37, 1, 3, 5, 41, 3, 43, 2, 1, 2, 47, 3, 7, 2, 1, 1, 53, 1, 1, 1, 1, 2, 59, 2, 61, 1, 1, 2, 1, 3, 67, 1, 1, 1, 71, 2, 73, 2, 1, 1, 1, 6, 79, 5, 3, 1, 83, 1, 1, 2, 3, 2, 89, 1, 1, 2, 1, 1, 1

Offset

1,2

Links

Table of n, a(n) for n=1..95.

Crossrefs

Cf. A001608.

Sequence in context: A099635 A178380 A178375 * A098228 A081303 A369044

Adjacent sequences: A086844 A086845 A086846 * A086848 A086849 A086850

Keyword

easy,nonn

Author

Philippe Deléham, Aug 09 2003

Status

approved