Sum_{n>=0} a(n) * x^n / (n!)^2 = 1 / BesselJ(0,2*sqrt(x))^4.
A336639
Sum_{n>=0} a(n) * x^n / (n!)^2 = 1 / BesselJ(0,2*sqrt(x))^4.
Terms
- a(0) =1a(1) =4a(2) =36a(3) =544a(4) =12196a(5) =377904a(6) =15438816a(7) =803602944a(8) =51908768676
External references
- oeis: A336639