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A285730 as a triangular array

1
12
123
1232
12345
123453
1234567
12345672
123456743
1234567895
1234567891011
12345678910113
1234567891011613
123456789101112137

A285730 as a square array

11111111111111
2222222222222
333333333333
24444444444
5555555555
366666666
77777777
2488888
399999
510101010
11111111
3612
1313
7

A285730 as an upper right triangle

11111111111111
2222222222222
333333333333
24444444444
5555555555
366666666
77777777
2488888
399999
510101010
11111111
3612
1313
7

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Last modified April 25 07:41 EDT 2024. Contains 371964 sequences. (Running on oeis4.)