E.g.f. A(x) = C(x) + S(x) = exp( Integral C(S(x)) dx ) such that C(x)^2 - S(x)^2 = 1, where A(x) = Sum_{n>=0} a(n)*x^n/n!, with coefficients a(n) starting at n = 0.
A322897
E.g.f. A(x) = C(x) + S(x) = exp( Integral C(S(x)) dx ) such that C(x)^2 - S(x)^2 = 1, where A(x) = Sum_{n>=0} a(n)*x^n/n!, with coefficients a(n) starting at n = 0.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =5a(5) =24a(6) =109a(7) =872a(8) =5737a(9) =67072a(10) =579961a(11) =9174400a(12) =98213933a(13) =1999010432a(14) =25474555941a(15) =644045742336
External references
- oeis: A322897