Expansion of g.f. 1/((1 - x)*(1 - 2*x)*(1 - 4*x)*(1 - 12*x)).
A021104
Expansion of g.f. 1/((1 - x)*(1 - 2*x)*(1 - 4*x)*(1 - 12*x)).
Terms
- a(0) =1a(1) =19a(2) =263a(3) =3311a(4) =40383a(5) =487263a(6) =5857951a(7) =70338847a(8) =844240415a(9) =10131583007a(10) =121581790239
External references
- oeis: A021104