1,1

a(n) = (O(n))^(O(n)).

a(2)=46656 because we can write 46656=6^6 or 46656=6*6*6*6*6*6.

Oblong numbers: A002378

Cf. A008973, A008974, A051674.

Sequence in context: A034014 A001376 A053937 this_sequence A046882 A074318 A102200

Adjacent sequences: A132635 A132636 A132637 this_sequence A132639 A132640 A132641

easy,nonn

Omar E. Pol (info(AT)polprimos.com), Aug 24 2007