A138630 Nonnegative integers k such that 17*k+7 is prime.

0, 2, 6, 12, 18, 20, 26, 36, 38, 48, 50, 62, 66, 68, 72, 80, 92, 102, 110, 116, 122, 132, 150, 152, 156, 158, 170, 176, 180, 186, 188, 192, 198, 200, 230, 236, 270, 278, 282, 288, 290, 296, 300, 306, 318, 332, 342, 348, 366, 368, 386, 390, 402, 410, 416, 428, 432, 440, 446

Offset: 1

Author

Vladimir Joseph Stephan Orlovsky, May 14 2008

Keywords

• nonn

Examples

			17*0+7=7, 17*2+7=41, 17*6+7=109, 17*18+7=211, ...
		

Links

• Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

Programs

Mathematica

a={};Do[x=17*n+7;If[PrimeQ[x],AppendTo[a,n]],{n,10^2}];a

Extensions

Extended by N. J. A. Sloane, Jan 15 2009