G.f.: A(x) = Sum_{n>=0} x^n / Product_{k=1..n} (1 - 2^(n-k)*x^k).
A193188
G.f.: A(x) = Sum_{n>=0} x^n / Product_{k=1..n} (1 - 2^(n-k)*x^k).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =4a(4) =11a(5) =38a(6) =180a(7) =1182a(8) =10990a(9) =145271a(10) =2729980a(11) =72836122a(12) =2755533950a(13) =147695390782
External references
- oeis: A193188