Square of the lower triangular normalized Eulerian number matrix.

Terms

a(0) =1a(1) =3a(2) =1a(3) =19a(4) =16a(5) =1a(6) =201a(7) =319a(8) =55a(9) =1a(10) =3131a(11) =8296a(12) =2816a(13) =156a(14) =1a(15) =66883a(16) =274089a(17) =158774a(18) =18254a(19) =399a(20) =1a(21) =1866103a(22) =11233692a(23) =10137723a(24) =2064028a(25) =99093a(26) =960a(27) =1a(28) =65599089a(29) =559402687