Triangle read by rows: T(n,k) = generalized binomial coefficients (n,k)_12 (n >= 0, 0 <= k <= n).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =13a(5) =1a(6) =1a(7) =91a(8) =91a(9) =1a(10) =1a(11) =455a(12) =3185a(13) =455a(14) =1a(15) =1a(16) =1820a(17) =63700a(18) =63700a(19) =1820a(20) =1a(21) =1a(22) =6188a(23) =866320a(24) =4331600a(25) =866320a(26) =6188a(27) =1a(28) =1a(29) =18564