G.f. S(x) satisfies C(x)^(1/2) - S(x)^(1/2) = 1 such that C'(x)*S(x)^(1/2) = S'(x)*C(x)^(1/2) = 72*x.
A299854
G.f. S(x) satisfies C(x)^(1/2) - S(x)^(1/2) = 1 such that C'(x)*S(x)^(1/2) = S'(x)*C(x)^(1/2) = 72*x.
Terms
- a(0) =36a(1) =-144a(2) =864a(3) =-6048a(4) =46080a(5) =-370656a(6) =3096576a(7) =-26604864a(8) =233570304a(9) =-2086063200a(10) =18893242368a(11) =-173111152320
External references
- oeis: A299854