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A078817 as a triangular array

1
31
1042
351595
12656362414
4622101401007042
1716792540400300216132
64353003207915751225945693429
24310114408008616049003920308022881430
9237843758308882402419404

A078817 as a square array

131035126462171664352431092378
14155621079230031144043758
29361405402079800830888
5241004001575616024024
14703001225490019404
422169453920
1326933080
4292288
1430
131035126462171664352431092378
14155621079230031144043758
29361405402079800830888
5241004001575616024024
14703001225490019404
422169453920
1326933080
4292288
1430