A129729 Primes dividing numbers k such that k divides the k-th Lucas number A000032(k).

2, 3, 107, 1283, 8747, 21401, 34667, 46187, 104003, 137387, 138563, 374929, 549547, 2204243, 2771281, 2808107, 11128427, 11223683, 13497443, 14880347, 21747529, 22753547, 23712683, 33697283, 44513387, 46970929, 57395627, 65898683

Offset: 1

Author

Alexander Adamchuk, May 12 2007

Keywords

• nonn

Comments

A prime p belongs to this sequence iff for some positive integer m, m*p divides A000032(m*p) or, alternatively, m*p belongs to A016089.

The minimum multiples from A016089 of listed primes are given by A140258.

Links

• C. Smyth, The terms in Lucas Sequences divisible by their indices, JIS 13 (2010) #10.2.4.

Crossrefs

Cf. A000032, A016089, A140258.

Extensions

Revised and extended by Max Alekseyev, May 16 2008