Expansion of tanh(log(1+x)*exp(x)).

Terms

a(0) =0a(1) =1a(2) =1a(3) =0a(4) =-12a(5) =-45a(6) =-65a(7) =1400a(8) =12096a(9) =52269a(10) =-469307a(11) =-8565656a(12) =-73323052a(13) =223125903a(14) =11882866931a(15) =176275489312a(16) =328262199968