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A176151 as a triangular array

1
11
161
1991
12726271
11051181181051
16137067147066131
14333493050165016493043331
1352973961040208402784020839610352971
13225773578563621683627423627423621683578563225771

A176151 as a square array

1111111111
16927105613433335297322577
1926118706493039610357856
127118714501640208362168
1105706501640278362742
1613493040208362742
1433339610362168
135297357856
1322577
1
1111111111
16927105613433335297322577
1926118706493039610357856
127118714501640208362168
1105706501640278362742
1613493040208362742
1433339610362168
135297357856
1322577
1