A038696 Nextprime(2^0)*nextprime(2^1)*nextprime(2^2)*...*nextprime(2^n).

2, 6, 30, 330, 5610, 207570, 13907190, 1821841890, 468213365730, 243939163545330, 251501277615235230, 516332122944077927190, 2116445371947775423551810, 17373900058319288451936808290, 285123073857077842784734960847190

Offset

0,1

Links

Harvey P. Dale, Table of n, a(n) for n = 0..80

Mathematica

Table[Product[Prime[PrimePi[2^i] + 1], {i, 0, n}], {n, 0, 19}] (* Stefan Steinerberger, May 10 2006 *)
Rest[FoldList[Times, 1, NextPrime[2^Range[0, 20]]]] (* Harvey P. Dale, Mar 13 2014 *)

Crossrefs

Sequence in context: A071350 A324853 A329558 * A333373 A064847 A242996

Adjacent sequences: A038693 A038694 A038695 * A038697 A038698 A038699

Keyword

nonn

Author

Jeff Burch

Extensions

One more term from Stefan Steinerberger, May 10 2006

Status

approved