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A104881 as a triangular array

1
11
121
1331
14741
15131551
1621403161
1731851216371
184315634136412781
19572597811365109325591
110734001555390654613280511101
1119158528019331195312184598411023111

A104881 as a square array

111111111111
1234567891011
13713213143577391
14154085156259400585
153112134178115552801
1663364136539069331
171271093546119531
18255328021845
195119841
1101023
111
1

A104881 as an upper right triangle

111111111111
1234567891011
13713213143577391
14154085156259400585
153112134178115552801
1663364136539069331
171271093546119531
18255328021845
195119841
1101023
111
1

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Last modified April 16 01:01 EDT 2024. Contains 371696 sequences. (Running on oeis4.)