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A140586 as a triangular array

1
11
121
1331
14641
1501051
161501561
17210352171
182800562881
19368400843691
110451200021012045101

A140586 as a square array

11111111111
12345678910
13601521283645
141000084120
151535000
16215600
172884210
1836120
1945
110
1

A140586 as an upper right triangle

11111111111
12345678910
13601521283645
141000084120
151535000
16215600
172884210
1836120
1945
110
1

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)