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A326724 as a triangular array

1
-11
5-105
-61183-18361
1385-55408310-55401385
-50521252605-505210505210-25260550521
2702765-1621659040541475-5405530040541475-162165902702765
-1993609811395526867-41865806016977634335-69776343354186580601-1395526867199360981

A326724 as a square array

1-15-611385-505212702765-199360981
1-10183-5540252605-162165901395526867
5-1838310-50521040541475-4186580601
61-5540505210-540553006977634335
1385-25260540541475-6977634335
50521-162165904186580601
2702765-1395526867
199360981
1-15-611385-505212702765-199360981
1-10183-5540252605-162165901395526867
5-1838310-50521040541475-4186580601
61-5540505210-540553006977634335
1385-25260540541475-6977634335
50521-162165904186580601
2702765-1395526867
199360981