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A153512 as a triangular array

1
33
152515
105245245105
945283539692835945
103953811568607686073811510395
135135585585128828716563691288287585585135135
20270251013512526351325414092254140922526351325101351252027025

A153512 as a square array

1315105945103951351352027025
32524528353811558558510135125
15245396968607128828726351325
105283568607165636941409225
94538115128828741409225
1039558558526351325
13513510135125
2027025
1315105945103951351352027025
32524528353811558558510135125
15245396968607128828726351325
105283568607165636941409225
94538115128828741409225
1039558558526351325
13513510135125
2027025