A205721 The number j such that 10 divides prime(k)-prime(j), where k(n)=A205720(n).

2, 4, 2, 6, 8, 5, 4, 7, 5, 11, 2, 6, 9, 4, 7, 12, 2, 6, 9, 14, 8, 10, 5, 11, 13, 4, 7, 12, 15, 5, 11, 13, 18, 2, 6, 9, 14, 16, 8, 10, 17, 2, 6, 9, 14, 16, 21, 8, 10, 17, 22, 4, 7, 12, 15, 19, 5, 11, 13, 18, 20, 2, 6, 9, 14, 16, 21, 23, 4, 7

Offset

1,1

Comments

For a guide to related sequences, see A205558.

Links

Table of n, a(n) for n=1..70.

Example

(See the example at A205720.)

Mathematica

(See the program at A205720.)

Crossrefs

Cf. A204890, A205720, A205558.

Sequence in context: A325971 A250222 A026251 * A085190 A285702 A104000

Adjacent sequences: A205718 A205719 A205720 * A205722 A205723 A205724

Keyword

nonn

Author

Clark Kimberling, Jan 31 2012

Status

approved