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A077228 as a triangular array

1
11
131
1441
141051
14171561
1423352171
142666562881
1427106126843691
142715024721012045101
142719043246233016555111
142722168791879249522066

A077228 as a square array

111111111111
13444444444
141017232627272727
15153566106150190221
162156126247432687
172884210462918
1836120330792
1945165495
11055220
11166
1
111111111111
13444444444
141017232627272727
15153566106150190221
162156126247432687
172884210462918
1836120330792
1945165495
11055220
11166
1