A103385 Primes in A103375.

2, 3, 5, 7, 17, 31, 71, 127, 157, 227, 257, 293, 349, 419, 503, 1993, 7907, 26293, 29311, 34603, 67477, 3147311, 9159547, 973669469, 6797534657, 9627183689, 297222052181, 4530692779838851, 41748646469705167, 266359428042546661

Offset

1,1

Comments

Intersection of A103375 with A000040.

Links

Table of n, a(n) for n=1..30.

Example

17 is an element of this sequence because A103375(36) = 17.

Mathematica

k = 7; Do[a[n] = 1, {n, k + 1}]; a[n_] := a[n] = a[n - k] + a[n - k - 1]; Union[Select[Array[a, 475], PrimeQ]]

Crossrefs

Cf. A000040, A103375, A103382-A103391, A103395.

Sequence in context: A262833 A070805 A255161 * A103389 A103387 A103388

Adjacent sequences: A103382 A103383 A103384 * A103386 A103387 A103388

Keyword

nonn,easy

Author

Jonathan Vos Post, Feb 03 2005

Extensions

Edited, corrected and extended by Ray Chandler and Robert G. Wilson v, Feb 06 2005

Status

approved