Triangle T(n,k) = f(n,k,n-2), n >= 2, 1 <= k <= n-1, where f is given below.

Terms

a(0) =0a(1) =3a(2) =3a(3) =12a(4) =14a(5) =12a(6) =30a(7) =45a(8) =45a(9) =30a(10) =60a(11) =114a(12) =138a(13) =114a(14) =60a(15) =105a(16) =245a(17) =357a(18) =357a(19) =245a(20) =105a(21) =168a(22) =468a(23) =808a(24) =960a(25) =808a(26) =468a(27) =168a(28) =252a(29) =819