Denominators of ternary BBP-type series for log(5).

Terms

a(0) =1a(1) =6a(2) =27a(3) =405a(4) =1458a(5) =5103a(6) =59049a(7) =196830a(8) =649539a(9) =6908733a(10) =22320522a(11) =71744535a(12) =731794257a(13) =2324522934a(14) =7360989291a(15) =73222472421a(16) =230127770466a(17) =721764371007