A109384 a(n) = 2^(2^(n+2)+1).

32, 512, 131072, 8589934592, 36893488147419103232, 680564733841876926926749214863536422912, 231584178474632390847141970017375815706539969331281128078915168015826259279872

Offset

0,1

Links

Table of n, a(n) for n=0..6.

Formula

a(n) = A070969(n+2)-1.

Maple

A109384:=n->2^(2^(n+2)+1): seq(A109384(n), n=0..7); # Wesley Ivan Hurt, Apr 07 2015

Mathematica

Table[2^(2^(n + 2) + 1), {n, 0, 7}] (* Wesley Ivan Hurt, Apr 07 2015 *)

Prog

(Magma) [2^(2^(n+2)+1) : n in [0..7]]; // Wesley Ivan Hurt, Apr 07 2015
(PARI) a(n)=2^(2^(n+2)+1) \\ Charles R Greathouse IV, Apr 07 2015

Crossrefs

Cf. A070969.

Sequence in context: A116003 A035711 A035477 * A248070 A366551 A146124

Adjacent sequences: A109381 A109382 A109383 * A109385 A109386 A109387

Keyword

nonn,easy

Author

Creighton Dement, Sep 02 2005

Status

approved