E.g.f.: exp( 1/(1-x)^3 - 1 ).
A202826
E.g.f.: exp( 1/(1-x)^3 - 1 ).
Terms
- a(0) =1a(1) =3a(2) =21a(3) =195a(4) =2241a(5) =30483a(6) =476469a(7) =8383203a(8) =163532385a(9) =3496040163a(10) =81159271029
External references
- oeis: A202826
A202826
E.g.f.: exp( 1/(1-x)^3 - 1 ).