login

A222939 as a simple table

na(n)
11
22
33
47
520
666
7238
8902
93510
1013846
1154998
12219222
13875350
143498326
1513987158
1655936342
17223720790
18894834006
193579237718
2014316754262
2157266623830
22229065708886
23916261262678
243665041904982
2514660161328470
2658640632730966

[1,2,3,7,20,66,238,902,3510,13846,54998,219222,
 875350,3498326,13987158,55936342,223720790,
 894834006,3579237718,14316754262,57266623830,
 229065708886,916261262678,3665041904982,
 14660161328470,58640632730966]