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Floor of (n/e)^(n/e).
0

%I #10 Dec 15 2017 17:34:49

%S 0,0,1,1,3,5,11,23,52,120,286,702,1779,4636,12398,33981,95303,273134,

%T 798957,2382777,7238273,22376763,70343548,224698356,728843771,

%U 2399172217,8010042859,27109839313,92966452913,322876110331

%N Floor of (n/e)^(n/e).

%t ne[n_]:=Module[{c=n/E},Floor[c^c]];Array[ne,30] (* _Harvey P. Dale_, Nov 02 2011 *)

%o (PARI) v=[]; for(n=1,50,v=concat(v,floor((n/exp(1))^(n/exp(1))))); v

%K easy,nonn

%O 1,5

%A _Jason Earls_, Jun 30 2001