0,2

Table of n, a(n) for n=0..4.

a(n) = Product_{k=1..n} prime(k)^((n-k+1)^3).

a(2)=768, which has a prime factorization of 2^8 * 3^1.

Subsequence of A025487.

Sequence in context: A145124 A102969 A179960 * A320481 A078169 A226779

Adjacent sequences: A167445 A167446 A167447 * A167449 A167450 A167451

nonn

Matthew Vandermast, Nov 09 2009

approved