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A181019 as a triangular array

1
22
242
3443
46664
487784
5899985
61010121210106
6121213161312126
712141617171614127
81415182020201815148
8161720242323242017168
91619222526

A181019 as a square array

1223445667889
244688101212141616
24679101214151719
3679121316182022
489121617202425
48101317202326
51012162023
612141824
6121520
71417
816
8

A181019 as an upper right triangle

1223445667889
244688101212141616
24679101214151719
3679121316182022
489121617202425
48101317202326
51012162023
612141824
6121520
71417
816
8

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)