Denominators of hypergeometric Cauchy numbers c_(2,n).

Terms

a(0) =1a(1) =3a(2) =9a(3) =45a(4) =135a(5) =567a(6) =2835a(7) =1215a(8) =3645a(9) =66825a(10) =280665a(11) =995085a(12) =710775a(13) =45927a(14) =98415a(15) =58556925a(16) =175670775a(17) =589013775a(18) =10798585875a(19) =1705039875a(20) =7161167475a(21) =10695250125a(22) =417114754875a(23) =54406272375a(24) =272031361875a(25) =228506343975a(26) =52732233225