

A112406


(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

Table of n, a(n) for n=1..4.


FORMULA

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


CROSSREFS

Cf. A053015.
Sequence in context: A182914 A203182 A128121 * A171364 A307670 A115475
Adjacent sequences: A112403 A112404 A112405 * A112407 A112408 A112409


KEYWORD

nonn


AUTHOR

Daniel Kiteck, Dec 07 2005


STATUS

approved



