Triangle read by rows: T(m,n) is the Szeged index of the grid graph P_m X P_n (1 <= n <= m).

Terms

a(0) =0a(1) =1a(2) =16a(3) =4a(4) =59a(5) =216a(6) =10a(7) =144a(8) =526a(9) =1280a(10) =20a(11) =285a(12) =1040a(13) =2530a(14) =5000a(15) =35a(16) =496a(17) =1809a(18) =4400a(19) =8695a(20) =15120a(21) =56a(22) =791a(23) =2884a(24) =7014a(25) =13860a(26) =24101a(27) =38416a(28) =84a(29) =1184