G.f. A(x) satisfies Sum_{n>=1} A(x^n - 2*x^(n+1)) = x.
A377102
G.f. A(x) satisfies Sum_{n>=1} A(x^n - 2*x^(n+1)) = x.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =26a(4) =153a(5) =937a(6) =5991a(7) =39388a(8) =264892a(9) =1813345a(10) =12595527a(11) =88550874a(12) =628917019a(13) =4505821155a(14) =32525365501a(15) =236331968980
External references
- oeis: A377102