A132643 Bell number B(n) raised to power B(n).

1, 1, 4, 3125, 437893890380859375, 170676555274132171974277914691501574771358362295975962674353045737940041855191232907575296

Offset

1,3

Comments

Bell numbers (Also called exponential numbers): A000110.

Links

Table of n, a(n) for n=1..6.

Formula

a(n) = B(n)^B(n).

Example

a(4)=3125 because B(4)=5 and we can write 3125=5^5 or 3125=5*5*5*5*5.

Crossrefs

Cf. A000110.

Sequence in context: A306728 A172953 A132639 * A079193 A247154 A134908

Adjacent sequences: A132640 A132641 A132642 * A132644 A132645 A132646

Keyword

nonn

Author

Omar E. Pol, Aug 25 2007

Status

approved