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A294950 as a triangular array

1
11
113
1196
11339013
111292220116224
11513591782651321743548
1120491594836671803304916324131019386
1181934304877017181660628152662629227131214508956286826160

A294950 as a square array

111111111
11111111
393312951320498193
690222059178159483643048770
1311622651326718033017181660628
241743549163241152662629227
4831019313121450895
866286826
160
111111111
11111111
393312951320498193
690222059178159483643048770
1311622651326718033017181660628
241743549163241152662629227
4831019313121450895
866286826
160