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A180183 as a triangular array

1
11
121
1331
14641
15101051
1615201561
072135352171
16285670562881
173384126126843691
183911621025221012045101
194615332546246233016555111

A180183 as a square array

111111101111
12345676789
13610152128333946
141020355684116153
15153570126210325
162156126252462
172884210462
1836120330
1945165
11055
111
1

A180183 as an upper right triangle

111111101111
12345676789
13610152128333946
141020355684116153
15153570126210325
162156126252462
172884210462
1836120330
1945165
11055
111
1

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Last modified March 29 08:13 EDT 2024. Contains 371265 sequences. (Running on oeis4.)