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A231710 as a triangular array

5
1717
428742
121387387121
351190328401903351
978935223584235849352978
276845126197605332529197605451262768
785121897616016834734057473405716016832189767851
22168106326613087828

A231710 as a square array

517421213519782768785122168
178738719039352451262189761063266
42387284023584197605160168313087828
1211903235843325294734057
35193521976054734057
978451261601683
2768218976
7851
517421213519782768785122168
178738719039352451262189761063266
42387284023584197605160168313087828
1211903235843325294734057
35193521976054734057
978451261601683
2768218976
7851