A113824 a(1)=1; a(n+1) = the least prime greater than 2*a(n) which is a(n) plus a power of two.

1, 3, 7, 23, 151, 65687, 9007199254806679, 73795983494093013143, 205688069665150755269371147819668813122842057000180977011589271

Offset: 1

Author

Artur Jasinski, Jan 23 2006

Keywords

• nonn

Comments

Next term 205688069665150755269371147819668813122842057000180977011589271 + 2^1752 is too large to include here.

Those powers of two are A073924.

Examples

			151 is there because 23 + 2^7 = 151 is prime.
		

Crossrefs

Cf. A073924, A080355, A080567, A099969, A099970, A099971, A099972.

Extensions

Edited by Don Reble, Jan 25 2006