Expansion of 1/((1-x)(1-5x)(1-10x)).

Terms

a(0) =1a(1) =16a(2) =191a(3) =2066a(4) =21441a(5) =218316a(6) =2202691a(7) =22124566a(8) =221733941a(9) =2219780816a(10) =22210015191a(11) =222161187066