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A258150 as a triangular array

1
05
10014
035030
3500055
01050154091
84022002600140
02310390000204
16504550005950285
04290770093508360385
286000119001330000506

A258150 as a square array

101003508401650286
50350105023104290
14000220045500
300154039007700
5502600001190
910009350
140059501330
20408360
28500
3850
506
101003508401650286
50350105023104290
14000220045500
300154039007700
5502600001190
910009350
140059501330
20408360
28500
3850
506