G.f. C(x)^(1/2) 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.
A299855
G.f. C(x)^(1/2) 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) =1a(1) =6a(2) =-12a(3) =60a(4) =-384a(5) =2772a(6) =-21504a(7) =175032a(8) =-1474560a(9) =12748164a(10) =-112459776a(11) =1008263880a(12) =-9160359936a(13) =84151254600a(14) =-780341870592
External references
- oeis: A299855