Triangle of the discriminant of the polynomials x^n + x^m + 1, where 0 < m < n.

Terms

a(0) =-3a(1) =-31a(2) =-31a(3) =229a(4) =144a(5) =229a(6) =3381a(7) =3233a(8) =3233a(9) =3381a(10) =-43531a(11) =-61504a(12) =-19683a(13) =-61504a(14) =-43531a(15) =-870199a(16) =-836043a(17) =-830455a(18) =-830455a(19) =-836043a(20) =-870199a(21) =15953673a(22) =13424896a(23) =16692841a(24) =5308416a(25) =16692841a(26) =13424896a(27) =15953673a(28) =404197705a(29) =390714661