Expansion of g.f. 1/(1-(x+x^2+x^3+x^4+x^6+x^7)).

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =8a(5) =15a(6) =30a(7) =59a(8) =115a(9) =225a(10) =441a(11) =863a(12) =1689a(13) =3307a(14) =6474a(15) =12673a(16) =24809a(17) =48567a(18) =95075a(19) =186120a(20) =364352a(21) =713261a(22) =1396290a(23) =2733399a(24) =5350944a(25) =10475089a(26) =20506194a(27) =40143239a(28) =78585017a(29) =153839228