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1,1
Prime terms from A167436.
Also primes p of the form (n^2)^n + 1.
Corresponding values of n: 1, 2, 4, ...; if a(4) exists, n must be bigger than 1024.
Table of n, a(n) for n=1..3.
65537 = 4^8 + 1 = 16^4 + 1.
(MAGMA) [n^(2*n) + 1: n in [1..700] | IsPrime(n^(2*n) + 1)]
Cf. A121270 (primes of the form n^n + 1), A167436 (n^(2*n) + 1).
Sequence in context: A003819 A078624 A163319 * A114950 A112969 A208208
Adjacent sequences: A269833 A269834 A269835 * A269837 A269838 A269839
nonn,more
Jaroslav Krizek, Mar 06 2016
approved