Expansion of 1/((1-3x)(1-5x)(1-6x)).

Terms

a(0) =1a(1) =14a(2) =133a(3) =1070a(4) =7861a(5) =54614a(6) =365653a(7) =2385950a(8) =15282421a(9) =96547814a(10) =603612373a(11) =3743478830a(12) =23070427381a(13) =141471930614a(14) =864083198293