Numerators of series expansion of the e.g.f. for the Catalan numbers.

Terms

a(0) =1a(1) =1a(2) =1a(3) =5a(4) =7a(5) =7a(6) =11a(7) =143a(8) =143a(9) =2431a(10) =4199a(11) =4199a(12) =7429a(13) =7429a(14) =7429a(15) =215441a(16) =392863a(17) =392863a(18) =20677a(19) =765049a(20) =765049a(21) =31367009a(22) =58642669a(23) =58642669a(24) =2756205443a(25) =2756205443a(26) =2756205443a(27) =146078888479a(28) =5037203051a(29) =5037203051