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A175105 as a triangular array

1
11
121
1341
141061
15212281
16406438101
177216314058121
1812538244225682141
192128461259954420110161
1103541800333431661794640142181
11158537198366965767543074924178201

A175105 as a square array

111111111111
1234567891011
1410214072125212354585
16226416338284618003719
1838140442125933348366
1105825695431669657
1128242017946754
1141106403074
116142924
118178
120
1
111111111111
1234567891011
1410214072125212354585
16226416338284618003719
1838140442125933348366
1105825695431669657
1128242017946754
1141106403074
116142924
118178
120
1