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A257092 as a triangular array

0
11
202
3443
45054
526625
6310136
78888887
893101398
961026621069
107511505115710
11121241244124121211
121371331301331371312
13101414102141421014141013
141197911101119791114

A257092 as a square array

01234567891011121314
104523896712131011
2406183105127149
356081211413147
4218065123109
538160413211
6832540141
7910111213140
8654321
9712131011
10127149
1113147
12109
1311
14
01234567891011121314
104523896712131011
2406183105127149
356081211413147
4218065123109
538160413211
6832540141
7910111213140
8654321
9712131011
10127149
1113147
12109
1311
14