A094399 Odd numbers k that divide Lucas(k) + 1.

1, 15, 323, 4879, 5655, 6479, 7055, 9879, 10815, 11663, 12935, 18407, 19043, 23407, 31535, 34943, 35207, 39203, 44099, 47519, 51983, 53663, 61541, 65471, 78089, 79547, 82983, 86063, 94667, 104663, 109871, 117215, 121103, 133055, 139359

Offset: 1

Author

Eric Rowland, May 01 2004

Keywords

• nonn

Crossrefs

Cf. A094398.

Programs

PARI

isok(n) = (n % 2) && (((fibonacci(n+1) + fibonacci(n-1) + 1) % n) == 0); \\ Michel Marcus, Aug 27 2013