A098773 p*2^p + 1 where p is prime.

9, 25, 161, 897, 22529, 106497, 2228225, 9961473, 192937985, 15569256449, 66571993089, 5085241278465, 90159953477633, 378231999954945, 6614661952700417, 477381560501272577, 34011184385901985793

Offset: 1

Author

Parthasarathy Nambi, Oct 30 2004

Keywords

• nonn

Examples

			If p=3, then 3*2^3 + 1 = 25.
		

Crossrefs

Cf. A098640.

Programs

Mathematica

Table[p = Prime[n]; p*2^p + 1, {n, 17}] (* Robert G. Wilson v, Nov 04 2004 *)

Extensions

More terms from Robert G. Wilson v, Nov 04 2004