T(n,k) = (floor(k*n/2) * ceiling(k*n/2))^2, triangular array read by rows, 1 <= k <= n.

Terms

a(0) =0a(1) =1a(2) =16a(3) =4a(4) =81a(5) =400a(6) =16a(7) =256a(8) =1296a(9) =4096a(10) =36a(11) =625a(12) =3136a(13) =10000a(14) =24336a(15) =81a(16) =1296a(17) =6561a(18) =20736a(19) =50625a(20) =104976a(21) =144a(22) =2401a(23) =12100a(24) =38416a(25) =93636a(26) =194481a(27) =360000a(28) =256a(29) =4096