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A154983 as a triangular array

1
11
141
111111
12470241
149358358491
198155940761559981
11956361400034000363611951
138825372345692862598345692253723881
17731006402813688165694421656944228136881006407731

A154983 as a square array

1111111111
1411244998195388773
111703581559636125372100640
1243584076400033456922813688
14915594000386259816569442
198636134569216569442
1195253722813688
1388100640
1773
1
1111111111
1411244998195388773
111703581559636125372100640
1243584076400033456922813688
14915594000386259816569442
198636134569216569442
1195253722813688
1388100640
1773
1