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URL: https://oeis.org/A053986

⇱ A053986 - OEIS

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A053986
a(n) = n^(n!).
6
0, 1, 4, 729, 281474976710656, 752316384526264005099991383822237233803945956334136013765601092018187046051025390625
OFFSET
0,3
COMMENTS
Next term has 561 digits.
FORMULA
Sum_{n>=1} 1/a(n) = A100084. - Amiram Eldar, Nov 11 2020
EXAMPLE
a(3) = 729 because 3^3! = 3^6 = 729.
MATHEMATICA
Table[n^n!, {n, 0, 5}] (* Alonso del Arte, Jan 03 2011 *)
PROG
(Maxima) makelist(n^n!, n, 0, 6); /* Martin Ettl, Jan 13 2013 */
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Henry Bottomley, Apr 03 2000
EXTENSIONS
One more term from Lior Manor, Nov 27 2001
STATUS
approved