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%I #11 Oct 03 2014 12:04:35
%S 1,2,15,128,1397,19047,311269,5931641,129140163,3162277660,
%T 86024705429,2573856496961,84002440529229,2969808744337971,
%U 113063716323402969,4611686018427387904,200635233971822464589,9274037321791771775305
%N a(n) = floor(n^(n -1/2)).
%t Table[Floor[n^(n-1/2)],{n,20}] (* _Harvey P. Dale_, Sep 22 2011 *)
%Y Cf. A127304.
%K nonn
%O 1,2
%A _Leroy Quet_, Nov 04 2007
%E More terms from _Matthew Conroy_, Jan 25 2008
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