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A298608 as a triangular array

1
01
211
2621
691231
830242041
205090503051
30140180210904261
702455604904201475671
1126301120168011207562247281

A298608 as a square array

102268203070112
11693050140245630
121224901805601120
1320502104901680
1430904201120
1542147756
1656224
1772
18
1
102268203070112
11693050140245630
121224901805601120
1320502104901680
1430904201120
1542147756
1656224
1772
18
1