Expansion of x/((1-x-x^3)*(1-x)^7).

Terms

a(0) =0a(1) =1a(2) =8a(3) =36a(4) =121a(5) =339a(6) =837a(7) =1882a(8) =3937a(9) =7777a(10) =14664a(11) =26609a(12) =46762a(13) =79990a(14) =133731a(15) =219253a(16) =353507a(17) =561851a(18) =882051a(19) =1370154a(20) =2109105a(21) =3221386a(22) =4887550a(23) =7373395a(24) =11069801a(25) =16551126a(26) =24660802a(27) =36636795a(28) =54295489a(29) =80301195