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A052249 as a triangular array

1
11
021
0131
00241
001451
0002661
00014971
0000271281
000014111691
00000271620101
0000014122325111
00000027183130121
00

A052249 as a square array

11000000000000
1210000000000
13210000000
1442100000
156421000
16974210
171211742
181616127
19202318
1102531
11130
112
1
11000000000000
1210000000000
13210000000
1442100000
156421000
16974210
171211742
181616127
19202318
1102531
11130
112
1