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A080772 as a triangular array

1
12
123
1244
12445
124466
1244667
12446688
124466999
12446610101010
1244661010101011
124466101010101212
12446610101010121213
1244

A080772 as a square array

11111111111111
2222222222222
344444444444
44444444444
566666666
66666666
78910101010
8910101010
910101010
10101010
111212
1212
13

A080772 as an upper right triangle

11111111111111
2222222222222
344444444444
44444444444
566666666
66666666
78910101010
8910101010
910101010
10101010
111212
1212
13

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Last modified April 25 09:08 EDT 2024. Contains 371964 sequences. (Running on oeis4.)