A204907 Least k such that n divides A204906(k), the k-th difference of two primes >=5.

1, 1, 2, 3, 8, 2, 11, 4, 16, 8, 23, 7, 29, 11, 38, 17, 47, 16, 56, 31, 67, 23, 80, 22, 108, 29, 92, 49, 140, 38, 121, 37, 137, 47, 194, 46, 172, 56, 191, 68, 212, 67, 234, 110, 233, 80, 255, 79, 277, 108

Offset

1,3

Comments

For a guide to related sequences, see A204892.

Links

Table of n, a(n) for n=1..50.

Example

a(5)=8 because 5 divides 10, which is A204906(8).
(The 8th difference of primes>=5 is s(5)-s(2)=17-7=10.)

Mathematica

(See the program at A204908.)

Crossrefs

Cf. A204908, A204900, A204892.

Sequence in context: A348261 A252651 A058485 * A183168 A011326 A154826

Adjacent sequences: A204904 A204905 A204906 * A204908 A204909 A204910

Keyword

nonn

Author

Clark Kimberling, Jan 20 2012

Status

approved