E.g.f. A(x) satisfies A(x) = 1/( 1 - x * cosh(x * A(x)^(1/2)) / A(x) ).
A380954
E.g.f. A(x) satisfies A(x) = 1/( 1 - x * cosh(x * A(x)^(1/2)) / A(x) ).
Terms
- a(0) =1a(1) =1a(2) =0a(3) =3a(4) =12a(5) =5a(6) =240a(7) =1477a(8) =2688a(9) =92241a(10) =708480a(11) =3249191a(12) =99010560a(13) =901895293a(14) =7904053248a(15) =228409722465
External references
- oeis: A380954