Symmetrical triangular sequence of Fibonacci numbers (A000045): p(x,n) = Product[1 + Fibonacci[i]*x, {i, 0, n}] + x^n*Product[1 + Fibonacci[i]/x, {i, 0, n}].

A154851

Symmetrical triangular sequence of Fibonacci numbers (A000045): p(x,n) = Product[1 + Fibonacci[i]*x, {i, 0, n}] + x^n*Product[1 + Fibonacci[i]/x, {i, 0, n}].

Terms

    a(0) =2a(1) =2a(2) =2a(3) =2a(4) =4a(5) =2a(6) =3a(7) =9a(8) =9a(9) =3a(10) =7a(11) =24a(12) =34a(13) =24a(14) =7a(15) =31a(16) =103a(17) =154a(18) =154a(19) =103a(20) =31a(21) =241a(22) =778a(23) =1055a(24) =1036a(25) =1055a(26) =778a(27) =241a(28) =3121a(29) =10127

External references