Diagonal sums of number triangle A185962.

Terms

a(0) =1a(1) =-1a(2) =0a(3) =-2a(4) =1a(5) =0a(6) =4a(7) =0a(8) =1a(9) =-7a(10) =-3a(11) =-5a(12) =10a(13) =9a(14) =16a(15) =-9a(16) =-17a(17) =-40a(18) =-6a(19) =19a(20) =82a(21) =54a(22) =10a(23) =-135a(24) =-161a(25) =-127a(26) =153a(27) =340a(28) =433a(29) =0