A260850 sorted into increasing order and duplicates omitted.

Terms

a(0) =1a(1) =2a(2) =6a(3) =20a(4) =24a(5) =120a(6) =140a(7) =858a(8) =924a(9) =1008a(10) =1120a(11) =1430a(12) =10080a(13) =11088a(14) =12012a(15) =22880a(16) =176358a(17) =388960a(18) =1662804a(19) =1750320a(20) =3879876a(21) =4056234a(22) =9694845a(23) =10029150a(24) =10400600a(25) =10816624a(26) =33256080a(27) =270415600a(28) =280816200a(29) =290845350