Expansion of (3+10*x+3*x^2)/(1-x)^12.

Terms

a(0) =3a(1) =46a(2) =357a(3) =1908a(4) =7969a(5) =27846a(6) =84903a(7) =232336a(8) =582114a(9) =1355172a(10) =2964494a(11) =6147336a(12) =12168702a(13) =23125508a(14) =42389874a(15) =75240912a(16) =129747485a(17) =217979970a(18) =357647355a(19) =574277340a(20) =904081815a(21) =1397678490a(22) =2124871905a(23) =3180733920a(24) =4693265460a(25) =6832968168a(26) =9824707116a(27) =13962304272