Diagonal sums of triangle A110324.

Terms

a(0) =1a(1) =-1a(2) =-3a(3) =-2a(4) =-11a(5) =-3a(6) =-23a(7) =-4a(8) =-39a(9) =-5a(10) =-59a(11) =-6a(12) =-83a(13) =-7a(14) =-111a(15) =-8a(16) =-143a(17) =-9a(18) =-179a(19) =-10a(20) =-219a(21) =-11a(22) =-263a(23) =-12a(24) =-311a(25) =-13a(26) =-363a(27) =-14a(28) =-419a(29) =-15