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A046065 a(n) = n^(n+2) - (n+2)^n. 9

%I

%S -1,-2,0,118,2800,61318,1417472,35570638,973741824,29023111918,

%T 938082635776,32730551749894,1227224552173568,49239697945731382,

%U 2105895743771443200,95663702284183543582,4600926951773050961920,233592048827366522661214

%N a(n) = n^(n+2) - (n+2)^n.

%H G. C. Greubel, <a href="/A046065/b046065.txt">Table of n, a(n) for n = 0..350</a>

%F a(n) = n^(n+2) - (n+2)^n.

%t a[n_]:=n^(n+2)-(n+2)^n;lst={};Do[AppendTo[lst,a[n]],{n,0,4!}];lst (* _Vladimir Joseph Stephan Orlovsky_, Dec 20 2008 *)

%o (Magma) [n^(n+2) -(n+2)^n: n in [0..40]]; // _G. C. Greubel_, Jul 14 2021

%o (Sage) [n^(n+2) -(n+2)^n for n in (0..40)] # _G. C. Greubel_, Jul 14 2021

%Y Cf. A007925 (n^(n+1) - (n+1)^n).

%K sign

%O 0,2

%A _N. J. A. Sloane_

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Last modified September 28 14:44 EDT 2022. Contains 357073 sequences. (Running on oeis4.)