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A286513 as a triangular array

1
13
174
117137
141433511
1991421818118
123946993362119929
1577154948114741230947747
1139351162480736211266608303115576
1336316897127913276561307983143697302772785123

A286513 as a square array

1111111111
3717419923957713933363
413431424691549511616897
735181933481124807127913
1181621474136211276561
18199230926660307983
294778303143697
47115530277
762785
123
1111111111
3717419923957713933363
413431424691549511616897
735181933481124807127913
1181621474136211276561
18199230926660307983
294778303143697
47115530277
762785
123