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A232877 as a triangular array

7
1414
254525
3913013039
5731165031157
816372715271563781
112123589882163989881235112
151231426553133532133532265532314151
1954200745157069941604460706994745154200195
2477228

A232877 as a square array

71425395781112151195247
14451303116371235231442007228
25130650271589882655374515
39311271521639133532706994
5763789881335321604460
81123526553706994
112231474515
1514200
195
71425395781112151195247
14451303116371235231442007228
25130650271589882655374515
39311271521639133532706994
5763789881335321604460
81123526553706994
112231474515
1514200
195