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A117939 as a triangular array

1
21
1-21
2001
42021
2-421-21
100-2001
210-4-2021
1-21-24-21-21
2000000001
42000000021
2-420000001-21
4002000002001
84042000042021

A117939 as a square array

12124212124248
1-202-401-202-404
100200100200
121-2-4-200024
1-20-2400002
100-200000
12100000
1-200000
100000
12124
1-202
100
12
1

A117939 as an upper right triangle

12124212124248
1-202-401-202-404
100200100200
121-2-4-200024
1-20-2400002
100-200000
12100000
1-200000
100000
12124
1-202
100
12
1

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)