A179516 a(1) = 73, a(n) = prime(a(n-1)) - 4*a(n-1).

73, 75, 79, 85, 99, 127, 201, 425, 1253, 5199, 29945, 229823, 2275065, 28132841, 423135497, 7573775211, 158441583469, 3816126076107, 104494456797095

Offset

1,1

Links

Table of n, a(n) for n=1..19.

Mathematica

NestList[ Prime@# - 4# &, 73, 18]

Crossrefs

Cf. A007097, A074271, A179274, A179511, A179512, A179513, A179514, A179515, A179517, A179518.

Sequence in context: A057446 A033393 A153646 * A180558 A260555 A345550

Adjacent sequences: A179513 A179514 A179515 * A179517 A179518 A179519

Keyword

nonn

Author

Robert G. Wilson v, Jul 17 2010

Status

approved