Expansion of 1/((1-x)*(1-x^7)*(1-x^9)*(1-x^12)).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =2a(8) =2a(9) =3a(10) =3a(11) =3a(12) =4a(13) =4a(14) =5a(15) =5a(16) =6a(17) =6a(18) =7a(19) =8a(20) =8a(21) =10a(22) =10a(23) =11a(24) =12a(25) =13a(26) =14a(27) =15a(28) =17a(29) =17