E.g.f. A(x) satisfies A(x) = 1/( 1 - x * cos(x * A(x)^2) ).
A381378
E.g.f. A(x) satisfies A(x) = 1/( 1 - x * cos(x * A(x)^2) ).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =-48a(5) =-1135a(6) =-18240a(7) =-231637a(8) =-1356544a(9) =53849889a(10) =3026119680a(11) =100808786419
External references
- oeis: A381378