login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A358146 as a triangular array

1
11
121
1331
14941
15192951
16331039961
175125359835171
187350620733601127581
199988953511757722165470791
1101291429115155848115217313844517577101

A358146 as a square array

11111111111
12345678910
1391933517399129
14291032535068891429
15995982073535111515
1635136011757758481
17127522165152173
184707138445
1917577
110
1
11111111111
12345678910
1391933517399129
14291032535068891429
15995982073535111515
1635136011757758481
17127522165152173
184707138445
1917577
110
1