A179511 a(1) = 1, a(n) = prime(a(n-1)) + 2*a(n-1).

1, 4, 15, 77, 543, 5005, 58671, 845879, 14636427, 297816383, 7007621133, 188075111317, 5691796357357, 192358193107653

Offset: 1

Author

Robert G. Wilson v, Jul 17 2010

Keywords

• nonn
• more

Crossrefs

Cf. A007097, A074271, A179274, A179512, A179513, A179514, A179515, A179516, A179517, A179518.

Programs

Mathematica

NestList[ Prime@# + 2# &, 1, 13]