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A211702 as a triangular array

1
22
342
4652
58752
61010852
7121211852
814151311852
91617171411852
10182019181411852
1120222220181411852
122225252320181411852
13

A211702 as a square array

12345678910111213
246810121416182022
25710121517202225
258111317192225
2581114182023
25811141820
258111418
2581114
25811
258
25
2
12345678910111213
246810121416182022
25710121517202225
258111317192225
2581114182023
25811141820
258111418
2581114
25811
258
25
2