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A144693 as a triangular array

1
21
324
4387
54121410
6516212013
762028302616
87243540393219
9828425052483822
1093249606564574425
1110365670788076665028

A144693 as a square array

1234567891011
12345678910
4812162024283236
714212835424956
10203040506070
132639526578
1632486480
19385776
224466
2550
28

A144693 as an upper right triangle

1234567891011
12345678910
4812162024283236
714212835424956
10203040506070
132639526578
1632486480
19385776
224466
2550
28

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Last modified September 19 15:17 EDT 2021. Contains 347564 sequences. (Running on oeis4.)