

A112406


a(n) = (n+1)^((n+1)^n)  n^(n^(n1)).


0




OFFSET

1,2


COMMENTS

First differences of A053015. Since a(2) = 3 is prime, a(3) = 19679 is semiprime and a(4) has 6 prime factors.  Jonathan Vos Post, Dec 11 2005


LINKS



FORMULA

Equally, 10, (2^2)1, (3^3)^3  2^2, ((4^4)^4)^4  (3^3)^3, ...


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



