A166386 The count of primes between the (2*n-1)-th betrothed number and the (2n)-th betrothed number.

6, 10, 72, 34, 35, 41, 70, 415, 1138, 824, 548, 3693, 270

Offset

1,1

Links

Table of n, a(n) for n=1..13.

Crossrefs

Cf. A000040, A005276.

Sequence in context: A111484 A119041 A105157 * A280881 A256246 A246800

Adjacent sequences: A166383 A166384 A166385 * A166387 A166388 A166389

Keyword

nonn

Author

Juri-Stepan Gerasimov, Oct 13 2009

Extensions

a(4) corrected by R. J. Mathar, Oct 16 2009

Status

approved