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A141681 as a triangular array

1
-41
-901
32-1201
-250001
504-45-40001
-49000001
-409615680-1400001
21870-252000001
13400-22500-50400001
-1210000000001

A141681 as a square array

1-4-932-25504-49-4096218713400-121
10-120-45015680-2250
100-4000-25200
1000-140000
10000-5040
100000
10000
1000
100
10
1

A141681 as an upper right triangle

1-4-932-25504-49-4096218713400-121
10-120-45015680-2250
100-4000-25200
1000-140000
10000-5040
100000
10000
1000
100
10
1

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Last modified May 15 12:14 EDT 2024. Contains 372540 sequences. (Running on oeis4.)