Triangle read by rows, T(n,k) for 0<=k<=n, generalizing A098742.

Terms

a(0) =1a(1) =1a(2) =1a(3) =3a(4) =3a(5) =1a(6) =9a(7) =12a(8) =6a(9) =1a(10) =33a(11) =51a(12) =34a(13) =10a(14) =1a(15) =135a(16) =237a(17) =193a(18) =79a(19) =15a(20) =1a(21) =609a(22) =1188a(23) =1132a(24) =584a(25) =160a(26) =21a(27) =1a(28) =2985a(29) =6381