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A117297 as a triangular array

1
11
124
131137
1421122621
1534273230216526
1650508276366482640207

A117297 as a square array

1111111
123456
411213450
37122273508
62123022763
1652666482
640207
1111111
123456
411213450
37122273508
62123022763
1652666482
640207