A174041 Composites of the form 6n+2 or 6n+3.

8, 9, 14, 15, 20, 21, 26, 27, 32, 33, 38, 39, 44, 45, 50, 51, 56, 57, 62, 63, 68, 69, 74, 75, 80, 81, 86, 87, 92, 93, 98, 99, 104, 105, 110, 111, 116, 117, 122, 123, 128, 129, 134, 135, 140, 141, 146, 147, 152, 153, 158, 159, 164, 165, 170, 171, 176, 177, 182, 183

Offset: 1

Author

Juri-Stepan Gerasimov, Mar 06 2010

Keywords

• nonn

Examples

			a(1)=8 because 6*1+2=8; a(2)=9 because 6*1+3=9.
		

Crossrefs

Cf. A047243.

Formula

a(n)=A047243(n+2).

a(2n-1) = 6n+2, a(2n) = 6n+3.

Extensions

Entries checked by R. J. Mathar, Apr 26 2010