Triangle T(n, k, q) = round( c(n,q)/(c(k,q)*c(n-k,q)) ), where c(n,q) = Product_{j=0..n} v(j, q)((1)), v(n, q) = M*v(n-1, q), v(0, q) = {1, 1, 1}, M = {{0, 1, 0}, {0, 0, 1}, {q^3, q^3, 0}}, and q = 4, read by rows.

A173779

Triangle T(n, k, q) = round( c(n,q)/(c(k,q)*c(n-k,q)) ), where c(n,q) = Product_{j=0..n} v(j, q)((1)), v(n, q) = M*v(n-1, q), v(0, q) = {1, 1, 1}, M = {{0, 1, 0}, {0, 0, 1}, {q^3, q^3, 0}}, and q = 4, read by rows.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =128a(8) =128a(9) =1a(10) =1a(11) =128a(12) =16384a(13) =128a(14) =1a(15) =1a(16) =8256a(17) =1056768a(18) =1056768a(19) =8256a(20) =1a(21) =1a(22) =16384a(23) =135266304a(24) =135266304a(25) =135266304a(26) =16384a(27) =1a(28) =1a(29) =536576

External references