Expansion of 1/((1-x)*(1-2x)*(1-3x)*(1-9x)).
A021048
Expansion of 1/((1-x)*(1-2x)*(1-3x)*(1-9x)).
Terms
- a(0) =1a(1) =15a(2) =160a(3) =1530a(4) =14071a(5) =127605a(6) =1151470a(7) =10372560a(8) =93381541a(9) =840520395a(10) =7564945180a(11) =68085295590a(12) =612770035411
External references
- oeis: A021048