A205547 The number j such that 3 divides prime(k)-prime(j), where k(n)=A205560(n).

1, 1, 3, 4, 1, 3, 5, 4, 6, 1, 3, 5, 7, 1, 3, 5, 7, 9, 4, 6, 8, 4, 6, 8, 11, 1, 3, 5, 7, 9, 10, 4, 6, 8, 11, 12, 1, 3, 5, 7, 9, 10, 13, 1, 3, 5, 7, 9, 10, 13, 15, 1, 3, 5, 7, 9, 10, 13, 15, 16, 4, 6, 8, 11, 12, 14, 4, 6, 8, 11, 12, 14, 18, 1, 3, 5, 7, 9, 10, 13

Offset

1,3

Comments

For a guide to related sequences, see A205558.

Links

Table of n, a(n) for n=1..80.

Example

(See the example at A205560.)

Mathematica

(See the program at A205560.)

Crossrefs

Cf. A205559, A205560.

Sequence in context: A350605 A087517 A128529 * A169782 A131228 A238558

Adjacent sequences: A205544 A205545 A205546 * A205548 A205549 A205550

Keyword

nonn

Author

Clark Kimberling, Jan 30 2012

Status

approved