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A175984
a(1) = 1, for n >= 2: a(n) = (a(n-1)+1)^(n-1) + 1.
0
1, 3, 17, 5833, 1158419072229137, 2086068166214649286321811524278555292919121929640327670690020838966185723169
OFFSET
1,2
COMMENTS
The next term -- a(7) -- has 452 digits. - Harvey P. Dale, Jan 18 2013
EXAMPLE
For n = 4: a(4) = (17+1)^3 + 1 = 5833.
MATHEMATICA
nxt[{n_, a_}]:={n+1, (a+1)^n+1}; Transpose[NestList[nxt, {1, 1}, 5]][[2]] (* Harvey P. Dale, Jan 18 2013 *)
CROSSREFS
Sequence in context: A362647 A225728 A351590 * A051710 A215913 A162713
KEYWORD
nonn
AUTHOR
Jaroslav Krizek, Nov 03 2010
STATUS
approved