1/Product_{n>=1} (1 - a(n)*x^n) = 1 + Sum_{k>=1} F(k+1)*x^k = 1/(1-x-x^2), where F(n) = A000045(n) (Fibonacci numbers).
A157162
1/Product_{n>=1} (1 - a(n)*x^n) = 1 + Sum_{k>=1} F(k+1)*x^k = 1/(1-x-x^2), where F(n) = A000045(n) (Fibonacci numbers).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =2a(6) =4a(7) =5a(8) =8a(9) =10a(10) =18a(11) =24a(12) =40a(13) =52a(14) =88a(15) =125a(16) =210a(17) =286a(18) =492a(19) =702a(20) =1144a(21) =1638a(22) =2786a(23) =3986a(24) =6704a(25) =9640a(26) =16096a(27) =23964a(28) =39650a(29) =57794
External references
- oeis: A157162