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A131914 as a triangular array

1
42
753
10864
1311975
1614121086
191715131197
222018161412108
25232119171513119
28262422201816141210

A131914 as a square array

14710131619222528
258111417202326
3691215182124
471013161922
5811141720
69121518
7101316
81114
912
10
14710131619222528
258111417202326
3691215182124
471013161922
5811141720
69121518
7101316
81114
912
10