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A173111 as a triangular array

1
12
151
152352
53203156
6877521564140
20345122021147877156
30201159754140609904060
67857021147263131210060

A173111 as a square array

111155620330678570
2523877452021147
1320352121159752631
521515204140312
6621147609100
41408779060
15640
60
111155620330678570
2523877452021147
1320352121159752631
521515204140312
6621147609100
41408779060
15640
60