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 A117812 a(n) = n^(2*n) - 1. 1
 0, 0, 15, 728, 65535, 9765624, 2176782335, 678223072848, 281474976710655, 150094635296999120, 99999999999999999999, 81402749386839761113320, 79496847203390844133441535, 91733330193268616658399616008 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS a(n) = A048861(n)*A014566(n) = A062206(n) - 1. LINKS MATHEMATICA Join[{0}, Table[(n^2)^n-1, {n, 17}]] (* Vladimir Joseph Stephan Orlovsky, Feb 14 2011*) PROG (MAGMA)[n^(2*n) - 1: n in [0..40]]; // Vincenzo Librandi, Dec 26 2010 CROSSREFS Cf. A000312. Sequence in context: A209740 A209461 A209523 * A034941 A199227 A055683 Adjacent sequences:  A117809 A117810 A117811 * A117813 A117814 A117815 KEYWORD nonn AUTHOR Reinhard Zumkeller, Oct 17 2006 STATUS approved

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Last modified September 28 05:33 EDT 2020. Contains 337392 sequences. (Running on oeis4.)