a(n) = n! * [x^n] exp((n+2)*x)*BesselI(0,2*x).
A293491
a(n) = n! * [x^n] exp((n+2)*x)*BesselI(0,2*x).
Terms
- a(0) =1a(1) =3a(2) =18a(3) =155a(4) =1734a(5) =23877a(6) =390804a(7) =7417377a(8) =160256070a(9) =3885021569a(10) =104465601756
External references
- oeis: A293491