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A373169 as a triangular array

1
12
133
1464
15915
16121666
17152225127
1818283536198
192134455149279
112445566764361
11118462981912981462
11234375611212541573

A373169 as a square array

111111111111
2345678911112
3691215182124183
411622283444643
56253545552975
612365166816
71949791112
827642912
9368154
1461
257
3
111111111111
2345678911112
3691215182124183
411622283444643
56253545552975
612365166816
71949791112
827642912
9368154
1461
257
3