Triangle T(n, k) = Product_{j=1..k} Product_{i=0..j-1} ( 1 - (n-k+1)*(3*i-2) ) with T(n, 0) = 1 and T(n, n) = n!, read by rows.

A156730

Triangle T(n, k) = Product_{j=1..k} Product_{i=0..j-1} ( 1 - (n-k+1)*(3*i-2) ) with T(n, 0) = 1 and T(n, n) = n!, read by rows.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =2a(6) =1a(7) =7a(8) =-25a(9) =6a(10) =1a(11) =9a(12) =-98a(13) =-875a(14) =24a(15) =1a(16) =11a(17) =-243a(18) =-15092a(19) =398125a(20) =120a(21) =1a(22) =13a(23) =-484a(24) =-98415a(25) =46483360a(26) =3441790625a(27) =720a(28) =1a(29) =15

External references