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

Terms

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