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A297441 as a triangular array

1
23
476
591533
810185760
13111961141303
14122069168519546
1716218717754312752733
26222496180547151846774920
40233099181555159948931148124603

A297441 as a square array

124581314172640
379101112162223
615181920212430
33576169879699
60141168177180181
303519543547555
546127515181599
273346774893
492011481
24603
124581314172640
379101112162223
615181920212430
33576169879699
60141168177180181
303519543547555
546127515181599
273346774893
492011481
24603