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A273169 as a triangular array

1
11
311
51531
357711
63105151551
23199495553331
429300310011001919171
64357151001914557511
12155218791989154710711531715391
4618920995629851615484596916152859551

A273169 as a square array

1135356323142964351215546189
111571059930037152187920995
1371549510011001198962985
11155510019115471615
15339145510714845
13917153969
175171615
11153285
1995
15
1
1135356323142964351215546189
111571059930037152187920995
1371549510011001198962985
11155510019115471615
15339145510714845
13917153969
175171615
11153285
1995
15
1