Expansion of e.g.f. T(x,k) satisfying T(x,k) = (1/k) * sinh( k*x*cosh(x*sqrt(1 + k^2*T(x,k)^2)) ), as a triangle read by rows.
A370433
Expansion of e.g.f. T(x,k) satisfying T(x,k) = (1/k) * sinh( k*x*cosh(x*sqrt(1 + k^2*T(x,k)^2)) ), as a triangle read by rows.
Terms
- a(0) =1a(1) =3a(2) =1a(3) =5a(4) =90a(5) =1a(6) =7a(7) =3675a(8) =2205a(9) =1a(10) =9a(11) =107604a(12) =532350a(13) =46116a(14) =1a(15) =11a(16) =2436885a(17) =74042430a(18) =52887450a(19) =812295a(20) =1a(21) =13a(22) =46444398a(23) =7663602375a(24) =24609789204a(25) =4257556875a(26) =12666654a(27) =1a(28) =15a(29) =785872815
External references
- oeis: A370433