Denominators of row sums in triangle described in A093412.

Terms

a(0) =1a(1) =1a(2) =3a(3) =6a(4) =5a(5) =10a(6) =35a(7) =140a(8) =126a(9) =1260a(10) =1155a(11) =13860a(12) =12870a(13) =12012a(14) =45045a(15) =360360a(16) =340340a(17) =2042040a(18) =1939938a(19) =369512a(20) =117572a(21) =2586584a(22) =7436429a(23) =178474296a(24) =171609900a(25) =1487285800a(26) =1434168450a(27) =40156716600a(28) =38818159380