A175977 a(1) = 1, for n >= 2: a(n) = (n-1)^a(n-1) + 1.

1, 2, 5, 244

Offset

1,2

Comments

a(5) with 147 digits is too large to include.

Links

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

Example

For n = 4: a(4) = (4-1)^5 + 1 = 244.

Crossrefs

Sequence in context: A135724 A137068 A137066 * A121270 A085603 A309675

Adjacent sequences: A175974 A175975 A175976 * A175978 A175979 A175980

Keyword

nonn

Author

Jaroslav Krizek, Nov 03 2010

Status

approved