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”).

A038294 as a triangular array

1
94
817216
72997243264
65611166477762304256
5904913122011664051840115201024
53144114171761574640933120311040552964096
478296914880348198404641469664065318401741824258048

A038294 as a square array

19817296561590495314414782969
47297211664131220141717614880348
164327776116640157464019840464
6423045184093312014696640
256115203110406531840
1024552961741824
4096258048
19817296561590495314414782969
47297211664131220141717614880348
164327776116640157464019840464
6423045184093312014696640
256115203110406531840
1024552961741824
4096258048