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A230448 as a triangular array

1
10
113
1245
136916
149152539
1513244064105
16183764104169272
172455101168273441715
18317915626944171411561869
19391102354257101155187030254896

A230448 as a square array

11111111111
0123456789
34691318243139
591524375579110
16254064101156235
3964104168269425
105169273441710
2724417141155
71511561870
18693025
4896
11111111111
0123456789
34691318243139
591524375579110
16254064101156235
3964104168269425
105169273441710
2724417141155
71511561870
18693025
4896