A165814 - OEIS

%I #6 Apr 09 2016 15:52:25

%S 1,-2,-10,-39,-168,-855,-5148,-36057,-288480,-2596347,-25963500,

%T -285598533,-3427182432,-44553371655,-623747203212,-9356208048225,

%U -149699328771648,-2544888589118067,-45807994604125260

%N a(n)=n*(a(n-1)-3), a(0)=1.

%H G. C. Greubel, <a href="/A165814/b165814.txt">Table of n, a(n) for n = 0..250</a>

%t FoldList[#1*#2 - 3 #2 &, 1, Range[25]] (* _G. C. Greubel_, Apr 09 2016 *)

%K sign

%O 0,2

%A _Philippe Deléham_, Sep 28 2009