Expansion of log(1+x)*log(1+tan(x)).

Terms

a(0) =0a(1) =0a(2) =2a(3) =-6a(4) =30a(5) =-160a(6) =1084a(7) =-8316a(8) =74456a(9) =-749184a(10) =8474240a(11) =-106035424a(12) =1459781056a(13) =-21914009728a(14) =356711937152