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A227396 as a triangular array

1
-12
-233
-3464
-4510105
-561520156
-67213535217
-7828567056288
-89368412612684369
-910451202102522101204510
-10

A227396 as a square array

1-1-2-3-4-5-6-7-8-9-10
2345678910
36101521283645
41020355684120
5153570126210
62156126252
72884210
836120
945
10

A227396 as an upper right triangle

1-1-2-3-4-5-6-7-8-9-10
2345678910
36101521283645
41020355684120
5153570126210
62156126252
72884210
836120
945
10

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Last modified September 20 17:04 EDT 2020. Contains 337265 sequences. (Running on oeis4.)