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A135966 as a triangular array

1
11
111
1221
13531
15131351
1834553481
1138923323389131
1212339871597987233211
134610418110946109464181610341
1551597177117502512139375025177111597551

A135966 as a square array

11111111111
11235813213455
1251334892336101597
131355233987418117711
153423315971094675025
188998710946121393
113233418175025
12161017711
1341597
155
1
11111111111
11235813213455
1251334892336101597
131355233987418117711
153423315971094675025
188998710946121393
113233418175025
12161017711
1341597
155
1