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A101560 as a triangular array

1
-2-2
-1411
16113-10
-55-147-215-179-80
-1534305124729104224
39042245735105-154-1949-10971
-35970-76269-109554-108184-72639-31780-8190-945
8741429710367944376212556712484619353572736541322726787
1434797

A101560 as a square array

1-2-116-55-153904-359708741434797
-2411-147342245-7626914297
113-215305735-109554103679
-10-1791247105-108184443762
-802910-154-726391255671
4224-1949-317802484619
-10971-81903535727
-9453654132
2726787
1-2-116-55-153904-359708741434797
-2411-147342245-7626914297
113-215305735-109554103679
-10-1791247105-108184443762
-802910-154-726391255671
4224-1949-317802484619
-10971-81903535727
-9453654132
2726787