Expansion of g.f. x*(1+x+2*x^2+2*x^3+5*x^4+5*x^5-3*x^6+2*x^7-x^8-x^9)/(1-6*x^6-x^12).

Terms

a(0) =0a(1) =1a(2) =1a(3) =2a(4) =2a(5) =5a(6) =5a(7) =3a(8) =8a(9) =11a(10) =11a(11) =30a(12) =30a(13) =19a(14) =49a(15) =68a(16) =68a(17) =185a(18) =185a(19) =117a(20) =302a(21) =419a(22) =419a(23) =1140a(24) =1140a(25) =721a(26) =1861a(27) =2582a(28) =2582a(29) =7025