Expansion of 1/sqrt(1-2x-47x^2).

Terms

a(0) =1a(1) =1a(2) =25a(3) =73a(4) =1009a(5) =4561a(6) =47881a(7) =272665a(8) =2480353a(9) =16076449a(10) =135464185a(11) =945516265a(12) =7648488145a(13) =55729490545a(14) =441280178665