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A156041 as a triangular array

1
11
121
1231
13441
136751
148111161
141117191671
15132632312281
1517355456482991
16204882102937137101
16246312017218014810146111
172881170

A156041 as a square array

1111111111111
122334455667
13468111317202428
14711172635486381
151119325482120170
16163156102172
17224893180
182971148
1937101
11046
111
1

A156041 as an upper right triangle

1111111111111
122334455667
13468111317202428
14711172635486381
151119325482120170
16163156102172
17224893180
182971148
1937101
11046
111
1

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Last modified April 18 20:26 EDT 2024. Contains 371781 sequences. (Running on oeis4.)