A100628 a(n) = 2^(3*prime(n) + 1).

128, 1024, 65536, 4194304, 17179869184, 1099511627776, 4503599627370496, 288230376151711744, 1180591620717411303424, 309485009821345068724781056, 19807040628566084398385987584, 5192296858534827628530496329220096

Offset

1,1

Links

Table of n, a(n) for n=1..12.

Example

a(1) = 2^(3*2 + 1) = 128.

Mathematica

Table[2^(3Prime[n] + 1), {n, 1, 15}] (* Stefan Steinerberger, Feb 28 2006 *)

Prog

(Magma) [2^(3*NthPrime(n) + 1): n in [1..20]]; // Vincenzo Librandi, Aug 27 2015

Crossrefs

Cf. A004171, A013730.

Sequence in context: A143708 A130813 A206278 * A344303 A221599 A134630

Adjacent sequences: A100625 A100626 A100627 * A100629 A100630 A100631

Keyword

nonn

Author

Parthasarathy Nambi, Dec 02 2004

Extensions

More terms from Stefan Steinerberger, Feb 28 2006

Status

approved