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A144217 as a triangular array

0
11
202
3003
40004
500005
6000006
70000007
800000008
9000000009
1000000000010
11000000000011
120000000000012
130000000000

A144217 as a square array

012345678910111213
1000000000000
200000000000
30000000000
4000000000
500000000
60000000
7000000
800000
90000
10000
110
12

A144217 as an upper right triangle

012345678910111213
1000000000000
200000000000
30000000000
4000000000
500000000
60000000
7000000
800000
90000
10000
110
12

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Last modified June 21 12:19 EDT 2021. Contains 345364 sequences. (Running on oeis4.)