A205689 Prime(A205685(n)), the n-th number s(j) such that 5 divides s(k)-s(j), where the pairs (k,j) are given by A205684 and A205685.

1, 2, 3, 2, 4, 2, 2, 4, 7, 6, 4, 6, 2, 8, 6, 4, 9, 8, 6, 2, 10, 8, 6, 2, 8, 6, 10, 6, 4, 13, 12, 10, 6, 4, 12, 8, 6, 2, 14, 12, 10, 6, 4, 12, 10, 4, 16, 14, 12, 8, 6, 2, 14, 12, 6, 2, 19, 18, 16, 12, 10, 6, 18, 14, 12, 8, 6, 20, 18, 16, 12, 10, 6, 4, 21, 20, 18, 14, 12, 8

Offset

1,2

Comments

For a guide to related sequences, see A205558.

Links

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

Example

(See the example at A205684.)

Mathematica

(See the program at A205684.)

Crossrefs

Cf. A205684, A205558.

Sequence in context: A286000 A114383 A337442 * A050206 A127237 A340218

Adjacent sequences: A205686 A205687 A205688 * A205690 A205691 A205692

Keyword

nonn

Author

Clark Kimberling, Jan 30 2012

Status

approved