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A379403 as a triangular array

1
25
3720
492623
613397148
81560938049
102576137948996
11287915614095204133
123092187157199241356242
1432113230198236271512457243
1645118260233268

A379403 as a square array

1234681011121416
57913152528303245
20263960767992113118
237193137156187230260
488094140157198233
498995199236268
96204241271
133356512
242457
243
1234681011121416
57913152528303245
20263960767992113118
237193137156187230260
488094140157198233
498995199236268
96204241271
133356512
242457
243