Table T(n,k), n>=1 and k>=0, read by antidiagonals, related to A111146.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =2a(6) =1a(7) =3a(8) =8a(9) =5a(10) =1a(11) =4a(12) =18a(13) =36a(14) =15a(15) =1a(16) =5a(17) =32a(18) =117a(19) =176a(20) =54a(21) =1a(22) =6a(23) =50a(24) =272a(25) =801a(26) =928a(27) =235a(28) =1a(29) =7