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A175982
a(1) = 1, for n >= 2: a(n) = n^(a(n-1)) - 1.
0
1, 1, 2, 15, 30517578124
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OFFSET
1,3
COMMENTS
The next term is too large to include.
LINKS
Table of n, a(n) for n=1..5.
EXAMPLE
For n = 4: a(4) = 4^2 - 1 = 15.
CROSSREFS
Sequence in context:
A175981
A056072
A294195
*
A136666
A031361
A155955
Adjacent sequences:
A175979
A175980
A175981
*
A175983
A175984
A175985
KEYWORD
nonn
AUTHOR
Jaroslav Krizek
, Nov 03 2010
STATUS
approved
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Last modified September 15 18:36 EDT 2024. Contains 375954 sequences. (Running on oeis4.)