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A156528 as a triangular array

1
13
2935
638181735
242021148539522449
1201284856045832213529902055
72094687305244051622752701054050944990231
5040793447003804713740267831901351340706235273892681453775
40320

A156528 as a square array

112624120720504040320
39382021284946879344
351811148856073052700380
7355395458324405164713740
22449213529227527026783190
90205510540509135134070
44990231623527389
2681453775
112624120720504040320
39382021284946879344
351811148856073052700380
7355395458324405164713740
22449213529227527026783190
90205510540509135134070
44990231623527389
2681453775