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A144431 as a triangular array

1
11
101
1-1-11
1-22-21
1-322-31
1-47-87-41
1-59-5-59-51
1-616-2630-2616-61
1-720-281414-2820-71

A144431 as a square array

1111111111
10-1-2-3-4-5-6-7
1-122791620
1-22-8-5-26-28
1-37-53014
1-49-2614
1-516-28
1-620
1-7
1

A144431 as an upper right triangle

1111111111
10-1-2-3-4-5-6-7
1-122791620
1-22-8-5-26-28
1-37-53014
1-49-2614
1-516-28
1-620
1-7
1

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Last modified May 28 14:47 EDT 2020. Contains 334684 sequences. (Running on oeis4.)