a(n) = coefficient of x^n, n >= 0, in A(x) such that: 2 = Sum_{n=-oo..+oo} x^(2*n) * (1 - x^n)^(2*n) * A(x)^n.
A357546
a(n) = coefficient of x^n, n >= 0, in A(x) such that: 2 = Sum_{n=-oo..+oo} x^(2*n) * (1 - x^n)^(2*n) * A(x)^n.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =6a(4) =12a(5) =18a(6) =52a(7) =92a(8) =278a(9) =606a(10) =1736a(11) =4378a(12) =11974a(13) =31826a(14) =86592a(15) =234514a(16) =645864a(17) =1763784a(18) =4904844a(19) =13503716a(20) =37762996a(21) =104922104a(22) =294474340a(23) =824706556a(24) =2322523264a(25) =6544002006a(26) =18497507308a(27) =52357115006a(28) =148540658418a(29) =421986604840
External references
- oeis: A357546