A175612 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A175612

Pairs of cousin semiprimes (m, m+4).

6, 10, 10, 14, 21, 25, 22, 26, 34, 38, 35, 39, 51, 55, 58, 62, 65, 69, 82, 86, 87, 91, 91, 95, 111, 115, 115, 119, 118, 122, 119, 123, 129, 133, 141, 145, 142, 146, 155, 159, 183, 187, 201, 205, 202, 206, 205, 209, 209, 213, 213, 217, 214, 218, 215, 219, 217, 221

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..58.

MATHEMATICA

SequencePosition[PrimeOmega[Range[300]], {2, _, _, _, 2}] // Flatten (* Jean-François Alcover, Feb 10 2018 *)

CROSSREFS

Cf. A077800.

Sequence in context: A334937 A003862 A127019 * A024746 A111093 A144394

Adjacent sequences: A175609 A175610 A175611 * A175613 A175614 A175615

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Jul 24 2010

EXTENSIONS

Edited and terms checked by D. S. McNeil, Nov 26 2010

STATUS

approved