The fifth left hand column of triangle A167565.

Terms

a(0) =24a(1) =368a(2) =2736a(3) =13712a(4) =53121a(5) =171258a(6) =480711a(7) =1210572a(8) =2793219a(9) =5996562a(10) =12117677a(11) =23257104a(12) =42696758a(13) =75408396a(14) =128723898a(15) =213203256a(16) =343741122a(17) =540958044a(18) =832928118a(19) =1257300704a(20) =1863880095a(21) =2717733590a(22) =3902905305a(23) =5526820260a(24) =7725470805