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A084855 as a triangular array

11
1222
132333
14243444
1525354555
162636465666
17273747576777
1828384858687888
192939495969798999
1102103104105106107108109101010
11121131141151161171181191110111111

A084855 as a square array

111213141516171819110111
2223242526272829210211
33343536373839310311
444546474849410411
5556575859510511
66676869610611
777879710711
8889810811
99910911
10101011
1111

A084855 as an upper right triangle

111213141516171819110111
2223242526272829210211
33343536373839310311
444546474849410411
5556575859510511
66676869610611
777879710711
8889810811
99910911
10101011
1111

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)