T(n,k) = 24*A046802(n,k) - 9*A008518(n,k) - 8*A007318(n,k), triangle read by rows (0 <= k <= n).

Terms

a(0) =7a(1) =7a(2) =7a(3) =7a(4) =38a(5) =7a(6) =7a(7) =99a(8) =99a(9) =7a(10) =7a(11) =220a(12) =546a(13) =220a(14) =7a(15) =7a(16) =461a(17) =2236a(18) =2236a(19) =461a(20) =7a(21) =7a(22) =942a(23) =8001a(24) =15596a(25) =8001a(26) =942a(27) =7a(28) =7a(29) =1903