Expansion of sin(x)*exp(tanh(x)).

Terms

a(0) =0a(1) =1a(2) =2a(3) =2a(4) =-8a(5) =-44a(6) =8a(7) =944a(8) =2304a(9) =-27632a(10) =-183776a(11) =975072a(12) =15141248a(13) =-27882048a(14) =-1461427328a(15) =-1986004224a(16) =166452797440a(17) =850359527680