A triangle sequence derived from setting an Euler numbers A122045 generalization equal to the MacMahon numbers A060187 to get a generating function expansion: p(x,t) = (exp(t)* (1 - exp(x))* x)/(exp(2 t + t x) + exp(t)* x - exp(t*x)* x).

A178234

A triangle sequence derived from setting an Euler numbers A122045 generalization equal to the MacMahon numbers A060187 to get a generating function expansion: p(x,t) = (exp(t)* (1 - exp(x))* x)/(exp(2 t + t x) + exp(t)* x - exp(t*x)* x).

Terms

    a(0) =1a(1) =-1a(2) =-2a(3) =1a(4) =1a(5) =7a(6) =1a(7) =-7a(8) =2a(9) =-1a(10) =-22a(11) =-30a(12) =44a(13) =25a(14) =-30a(15) =6a(16) =1a(17) =69a(18) =244a(19) =-106a(20) =-495a(21) =193a(22) =242a(23) =-156a(24) =24a(25) =-1a(26) =-216a(27) =-1575a(28) =-1010a(29) =4695

External references