%I #15 Mar 05 2024 07:11:02
%S -1,-3,-1,11,39,89,167,279,431,629,879,1187,1559,2001,2519,3119,3807,
%T 4589,5471,6459,7559,8777,10119,11591,13199,14949,16847,18899,21111,
%U 23489,26039,28767,31679,34781,38079,41579,45287,49209,53351,57719
%N a(n) = n^3-(n+1)^2.
%t Table[n^3-(n+1)^2,{n,0,40}] (* _Harvey P. Dale_, Oct 05 2022 *)
%Y Cf. A045991, A081437, A069778, A140719.
%K sign
%O 0,2
%A _Vladimir Joseph Stephan Orlovsky_, Dec 22 2008