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A143656 as a triangular array

1
10
110
1020
11230
100070
1123780
102070220
11037022320
102000220660
112378223266910
100070220002330
112378223266912332630

A143656 as a square array

1111111111111
010101010101
02202202202
0303030303
077770777
08000808
0222222222222
032032032
06666066
091091
0233233
0263
0

A143656 as an upper right triangle

1111111111111
010101010101
02202202202
0303030303
077770777
08000808
0222222222222
032032032
06666066
091091
0233233
0263
0

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Last modified August 26 21:09 EDT 2024. Contains 375462 sequences. (Running on oeis4.)