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A049286 as a triangular array

1
11
211
3211
54211
974211
161274211
28221374211
5039241374211
897042241374211
1591267643241374211
2852251377843241374211
510

A049286 as a square array

11235916285089159285510
1124712223970126225
1124713244276137
1124713244378
11247132443
112471324
1124713
11247
1124
112
11
1
11235916285089159285510
1124712223970126225
1124713244276137
1124713244378
11247132443
112471324
1124713
11247
1124
112
11
1