Triangle read by rows: T(n,k) = n^4 + (n*k)^2 + k^4, 1 <= k <= n.

Terms

a(0) =3a(1) =21a(2) =48a(3) =91a(4) =133a(5) =243a(6) =273a(7) =336a(8) =481a(9) =768a(10) =651a(11) =741a(12) =931a(13) =1281a(14) =1875a(15) =1333a(16) =1456a(17) =1701a(18) =2128a(19) =2821a(20) =3888a(21) =2451a(22) =2613a(23) =2923a(24) =3441a(25) =4251a(26) =5461a(27) =7203a(28) =4161a(29) =4368