A089210 a(n) = n^(n^(n-1)).

1, 4, 19683, 340282366920938463463374607431768211456

Offset

1,2

Links

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

Example

1^(1^0), 2^(2^1), 3^(3^2), 4^(4^3), a(5) = 5^(5^4) = 5^625 =
71821208748307350806616247734800247443646340206560432071396707807743664171107442\
30376725189970180627417964852836169339590849360778907259051520537600521703851886\
43433579743241720259632199259695945742908504868334649410427176109294374402530861\
27413158881119110878565254870714807127305501250316534243564700489124592870454956\
41072957730169031770880096063325579268434790130162440139348161755465331089910013\
8176009977541980333626270294189453125.

Prog

(PARI) g(n) = for(x=1, n, print1(x^x^(x-1)", "))

Crossrefs

Sequence in context: A003556 A331667 A053015 * A203037 A241214 A034014

Adjacent sequences: A089207 A089208 A089209 * A089211 A089212 A089213

Keyword

nonn

Author

Cino Hilliard, Dec 09 2003

Extensions

Edited by N. J. A. Sloane, Nov 09 2007

Status

approved