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A137586 as a triangular array

1
01
101
2001
31001
510001
7210001
103100001
1631100001
21521000001
297311000001
40103110000001
571142110000001

A137586 as a square array

1012357101621294057
10011233571011
10001112334
1000011112
100000111
10000001
1000000
100000
10000
1000
100
10
1
1012357101621294057
10011233571011
10001112334
1000011112
100000111
10000001
1000000
100000
10000
1000
100
10
1