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A189913 as a triangular array

1
11
121
1333
146122
1510301010
16156030605
1721105702103535
182816814056014028014
193625225212604201260126126
11045360420252010504200630126042

A189913 as a square array

11111111111
12345678910
136101521283645
3123060105168252360
2103070140252420
106021056012602520
5351404201050
3528012604200
14126630
1261260
42
11111111111
12345678910
136101521283645
3123060105168252360
2103070140252420
106021056012602520
5351404201050
3528012604200
14126630
1261260
42