Coefficients T(n,k) of x^n*y^(n-k)*z^k in function A = A(x,y,z) such that A = 1 + x*B*C, B = 1 + y*C*A, and C = 1 + z*A*B, as a triangle read by rows.

A323324

Coefficients T(n,k) of x^n*y^(n-k)*z^k in function A = A(x,y,z) such that A = 1 + x*B*C, B = 1 + y*C*A, and C = 1 + z*A*B, as a triangle read by rows.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =8a(5) =1a(6) =1a(7) =27a(8) =27a(9) =1a(10) =1a(11) =64a(12) =200a(13) =64a(14) =1a(15) =1a(16) =125a(17) =875a(18) =875a(19) =125a(20) =1a(21) =1a(22) =216a(23) =2835a(24) =6272a(25) =2835a(26) =216a(27) =1a(28) =1a(29) =343

External references