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A157174 as a triangular array

1
11
151
1991
11318131
1172828171
121393839211
12551353551251
1296411-501164291
13378-42-294-294-4278331
13793-132-798-1218-798-13293371

A157174 as a square array

11111111111
15913172125293337
1918283951647893
11328383511-42-132
1173935-50-294-798
1215111-294-1218
12564-42-798
12978-132
13393
137
1
11111111111
15913172125293337
1918283951647893
11328383511-42-132
1173935-50-294-798
1215111-294-1218
12564-42-798
12978-132
13393
137
1