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A137587 as a triangular array

1
21
301
5201
61001
1132001
12210001
206120001
2543100001
37921200001
438311000001
70166312000001

A137587 as a square array

1235611122025374370
102132649816
1002113236
100021113
10000211
1000002
100000
10000
1000
100
10
1

A137587 as an upper right triangle

1235611122025374370
102132649816
1002113236
100021113
10000211
1000002
100000
10000
1000
100
10
1

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Last modified June 20 00:47 EDT 2019. Contains 324223 sequences. (Running on oeis4.)