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A186807 as a triangular array

1
11
121
1321
14431
157631
161111841
171619171141
18223132261351
1929485654351751
11037719310282482061
11146101148180172120632461

A186807 as a square array

111111111111
1234567891011
1247111622293746
1361119314871101
13817325693148
14112654102180
14133582172
151748120
152063
1624
16
1

A186807 as an upper right triangle

111111111111
1234567891011
1247111622293746
1361119314871101
13817325693148
14112654102180
14133582172
151748120
152063
1624
16
1

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)