G.f. satisfies: A(x) = Sum_{n>=0} x^n * (2*A(x)^(2*n) - A(x)^n).
A244062
G.f. satisfies: A(x) = Sum_{n>=0} x^n * (2*A(x)^(2*n) - A(x)^n).
Terms
- a(0) =1a(1) =1a(2) =4a(3) =21a(4) =124a(5) =786a(6) =5228a(7) =36005a(8) =254568a(9) =1837214a(10) =13479308a(11) =100239418a(12) =753880440a(13) =5724153044a(14) =43820345784a(15) =337850230061
External references
- oeis: A244062