A256219 Indices of prime terms in A121216.

2, 3, 4, 7, 8, 11, 14, 15, 18, 26, 29, 34, 38, 41, 42, 46, 56, 57, 61, 65, 69, 73, 80, 84, 93, 96, 97, 101, 104, 108, 124, 128, 132, 136, 144, 145, 153, 160, 161, 169, 173, 177, 185, 188, 192, 196, 204, 220, 221, 224, 225, 236, 237, 241, 253

Offset

1,1

Comments

It would be nice to have a definition that is independent of A121216.

Links

Rémy Sigrist, Table of n, a(n) for n = 1..10000

Rémy Sigrist, PARI program

Prog

(PARI) See Links section.

Crossrefs

Cf. A121216, A256399.

Sequence in context: A003508 A225229 A239389 * A078662 A050048 A122456

Adjacent sequences: A256216 A256217 A256218 * A256220 A256221 A256222

Keyword

nonn

Author

N. J. A. Sloane, Mar 28 2015

Status

approved