Expansion of 1/((1-2x)(1-3x)(1-5x)(1-7x)).

Terms

a(0) =1a(1) =17a(2) =188a(3) =1726a(4) =14343a(5) =112371a(6) =848506a(7) =6255392a(8) =45386165a(9) =325753285a(10) =2320698744a(11) =16447547298a(12) =116147697667a(13) =818112983159