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A228125 as a triangular array

1
11
121
1321
14421
157521
16109521
17141610521
1819241911521
192437322111521
110305152382211521
11137717966412311521
112449311710674432311521
1135212216616612580442311521
1146115323125120413983452311521
1157019331136732223614785452311521

A228125 as a square array

1111111111111111
123456789101112131415
124710141924303744526170
1259162437517193122153193
1251019325279117166231311
12511213866106166251367
12511224174125204322
12511234380139236
12511234483147
12511234585
125112345
1251123
12511
125
12
1

A228125 as an upper right triangle

1111111111111111
123456789101112131415
124710141924303744526170
1259162437517193122153193
1251019325279117166231311
12511213866106166251367
12511224174125204322
12511234380139236
12511234483147
12511234585
125112345
1251123
12511
125
12
1

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Last modified October 22 05:29 EDT 2019. Contains 328315 sequences. (Running on oeis4.)