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 A132638 Numbers of the form m^m where m is oblong (promic). 0
 4, 46656, 8916100448256, 104857600000000000000000000, 205891132094649000000000000000000000000000000, 150130937545296572356771972164254457814047970568738777235893533016064 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..6. FORMULA a(n) = (n^2+n)^(n^2+n). EXAMPLE a(2)=46656 because we can write 46656=6^6 or 46656=6*6*6*6*6*6. PROG (PARI) a(n)=(n^2+n)^(n^2+n) \\ Charles R Greathouse IV, Mar 16 2022 (PARI) a(n)=(n*=n+1)^n \\ Charles R Greathouse IV, Mar 16 2022 CROSSREFS Subsequence of A000312. Oblong numbers: A002378 Cf. A008973, A008974, A051674. Sequence in context: A259160 A173138 A275587 * A046882 A165812 A218405 Adjacent sequences: A132635 A132636 A132637 * A132639 A132640 A132641 KEYWORD easy,nonn AUTHOR Omar E. Pol, Aug 24 2007 EXTENSIONS New name and a(5)-a(6) from Charles R Greathouse IV, Mar 16 2022 STATUS approved

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Last modified May 25 17:00 EDT 2024. Contains 372804 sequences. (Running on oeis4.)