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A132661
Mersenne prime M(n) raised to power M(n).
1
27, 823543, 17069174130723235958610643029059314756044734431
OFFSET
1,1
COMMENTS
A Mersenne prime is a prime of the form 2^p - 1 where p is a prime.
FORMULA
a(n) = A000312(A000668(n)). - Amiram Eldar, Oct 17 2024
EXAMPLE
a(2) = 823543 because M(2) = 7 and we can write 823543 = 7^7 or 823543 = 7*7*7*7*7*7*7.
MATHEMATICA
Map[(2^#-1)^(2^#-1) &, MersennePrimeExponent[Range[3]]] (* Amiram Eldar, Oct 17 2024 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Aug 25 2007
STATUS
approved