A079556 a(1) = a(2) = 2; for n>2, a(n) = a(n-2)^a(n-1).

2, 2, 4, 16, 4294967296

Offset

1,1

Comments

The next term is too large to include.

Links

Table of n, a(n) for n=1..5.

Index to divisibility sequences

Mathematica

a=2; b=2; lst={a, b}; Do[c=a^b; AppendTo[lst, c]; a=b; b=c, {n, 3}]; lst (* Vladimir Joseph Stephan Orlovsky, Dec 28 2010 *)

Crossrefs

Sequence in context: A070282 A267218 A051285 * A367681 A232161 A335684

Adjacent sequences: A079553 A079554 A079555 * A079557 A079558 A079559

Keyword

nonn

Author

Emre Aladag (emrealadag(AT)ttnet.net.tr), Jan 26 2003

Extensions

Corrected by Brian Galebach, Dec 03 2003

Status

approved