Exponential Riordan array (e^(mx),x*A000108(x)), m=2.

Terms

a(0) =1a(1) =2a(2) =1a(3) =4a(4) =6a(5) =1a(6) =8a(7) =36a(8) =12a(9) =1a(10) =16a(11) =296a(12) =132a(13) =20a(14) =1a(15) =32a(16) =3600a(17) =1760a(18) =340a(19) =30a(20) =1a(21) =64a(22) =60192a(23) =30000a(24) =6400a(25) =720a(26) =42a(27) =1a(28) =128a(29) =1271872