2227681domain: NAppears in sequencesa(n) = 1 + Product_{k=1..n} Fibonacci(k).at n=8A052449Symmetrical 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}].at n=45A154851