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A047000 as a triangular array

1
11
111
1221
13211
145221
1597431
1614167341
172030237751
1827505330141261
1935771038330121871
110441121801861133030

A047000 as a square array

111111111111
112345678910
122591420273544
112716305077112
12472353103180
13373083186
1471430113
15121230
161830
17
1
111111111111
112345678910
122591420273544
112716305077112
12472353103180
13373083186
1471430113
15121230
161830
17
1