T(n,k)=Number of nXk 0..3 arrays with rows unimodal and columns nondecreasing.

Terms

a(0) =4a(1) =16a(2) =10a(3) =50a(4) =100a(5) =20a(6) =130a(7) =684a(8) =400a(9) =35a(10) =296a(11) =3526a(12) =5029a(13) =1225a(14) =56a(15) =610a(16) =14751a(17) =44803a(18) =25410a(19) =3136a(20) =84a(21) =1163a(22) =52591a(23) =308470a(24) =358118a(25) =99634a(26) =7056a(27) =120a(28) =2083a(29) =165212