Triangle of coefficients of numerators in Padé approximation to exp(x).

Terms

a(0) =1a(1) =2a(2) =1a(3) =12a(4) =6a(5) =1a(6) =120a(7) =60a(8) =12a(9) =1a(10) =1680a(11) =840a(12) =180a(13) =20a(14) =1a(15) =30240a(16) =15120a(17) =3360a(18) =420a(19) =30a(20) =1a(21) =665280a(22) =332640a(23) =75600a(24) =10080a(25) =840a(26) =42a(27) =1a(28) =17297280a(29) =8648640