login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A017660 as a simple table

na(n)
0214358881
178310985281
22251875390625
323811286661761
4146830437604321
5645753531245761
62252292232139041
76634204312890625
817181861798319201
940213853471634241
1086730203469006241
11174859124550883201

[214358881,78310985281,2251875390625,
 23811286661761,146830437604321,645753531245761,
 2252292232139041,6634204312890625,
 17181861798319201,40213853471634241,
 86730203469006241,174859124550883201]