Expansion of 1/((1-x)*(1-2*x^2)*(1-3*x^3)*(1-4*x^4)).

Terms

a(0) =1a(1) =1a(2) =3a(3) =6a(4) =14a(5) =20a(6) =45a(7) =69a(8) =135a(9) =210a(10) =378a(11) =576a(12) =1057a(13) =1561a(14) =2667a(15) =4110a(16) =6902a(17) =10220a(18) =17109a(19) =25485a(20) =41583a(21) =62250a(22) =99666a(23) =147960a(24) =238633a(25) =350881a(26) =553107a(27) =825126a(28) =1292942a(29) =1899620