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A221824 as a triangular array

1
33
6316
1325225213
2821136711211328
60176841907561907561768460
1291479205374720186369895374720147920129
2771237439151592441180447226818044722681515924411237439277
59510351593

A221824 as a square array

136132860129277595
331252211317684147920123743910351593
625267111907565374720151592441
132113190756186369891804472268
281768453747201804472268
60147920151592441
1291237439
277

A221824 as an upper right triangle

136132860129277595
331252211317684147920123743910351593
625267111907565374720151592441
132113190756186369891804472268
281768453747201804472268
60147920151592441
1291237439
277

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Last modified March 29 00:26 EDT 2024. Contains 371264 sequences. (Running on oeis4.)