Triangle read by rows: T(n,m)=A154694(n,m)-A154694(n,0)+1.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =36a(5) =1a(6) =1a(7) =296a(8) =296a(9) =1a(10) =1a(11) =1932a(12) =4656a(13) =1932a(14) =1a(15) =1a(16) =11696a(17) =54086a(18) =54086a(19) =11696a(20) =1a(21) =1a(22) =69048a(23) =556596a(24) =1042920a(25) =556596a(26) =69048a(27) =1a(28) =1a(29) =405236