E.g.f.: Product_{k>=1} 1 / (1 - x^k)^tan(x).
A347774
E.g.f.: Product_{k>=1} 1 / (1 - x^k)^tan(x).
Terms
- a(0) =1a(1) =0a(2) =2a(3) =9a(4) =52a(5) =450a(6) =3410a(7) =41748a(8) =415952a(9) =5985144a(10) =79468648a(11) =1263309960a(12) =20581146056a(13) =375092849040
External references
- oeis: A347774