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”).

A259507 as a simple table

na(n)
111
2129
33270
4189211
525009044
67648655920
75419416491691
88914474231755265
934039639215186145019
10301765460087856679774300
116209472935212672846469197010
12296556812586707699012345431324530

[11,129,3270,189211,25009044,7648655920,
 5419416491691,8914474231755265,
 34039639215186145019,301765460087856679774300,
 6209472935212672846469197010,
 296556812586707699012345431324530]