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A131345 as a triangular array

1
21
321
5531
810831
1320191041
213842261441
34718965411651
55130182151110502151
89235363338276146722361
144420709730659392223832961

A131345 as a square array

123581321345589144
12510203871130235420
138194289182363709
13102665151338730
141441110276659
141650146392
152172223
152383
1629
16
1
123581321345589144
12510203871130235420
138194289182363709
13102665151338730
141441110276659
141650146392
152172223
152383
1629
16
1