A057727 3^(2^n) + 2.
5, 11, 83, 6563, 43046723, 1853020188851843, 3433683820292512484657849089283, 11790184577738583171520872861412518665678211592275841109096963
Offset: 0
Crossrefs
Cf. A057726.
Programs
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Mathematica
3^2^Range[0,10]+2 (* Harvey P. Dale, Jan 01 2021 *)