A174236 n-th number k such that k*4-+1 is twin prime pair plus n-th number m such that m*4+2-+1 is twin prime pair.

2, 7, 22, 28, 52, 79, 85, 106, 127, 148, 202, 235, 250, 304, 325, 409, 460, 472, 493, 550, 595, 664, 682, 694, 727, 775, 841, 877, 937, 970, 1006, 1042, 1060, 1102, 1144, 1225, 1267, 1315, 1414, 1462, 1489, 1513, 1567, 1654, 1675, 1714, 1747, 1774, 1813, 1897

Offset: 1

Author

Juri-Stepan Gerasimov, Mar 13 2010

Keywords

• nonn

Crossrefs

Cf. A045753, A123986.

Formula

a(n)=A045753(n)+A123986(n).

Extensions

Corrected (108 replaced by 106) by R. J. Mathar, Apr 16 2010