Expansion of 1/((1-x^9)(1-x^10)(1-x^11)(1-x^12)).

Terms

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