login

A065178 as a simple table

na(n)
11
22
36
415
542
6107
7294
8780
92128
105781
1115918
1243885
13122010
14340323
15954394
162685930
177588770
1821507696
1961144062
20174283887
21498012094
221426213191
234092816966
2411767176070
2533890202192
2697761428205
27282424564744

[1,2,6,15,42,107,294,780,2128,5781,15918,43885,
 122010,340323,954394,2685930,7588770,21507696,
 61144062,174283887,498012094,1426213191,
 4092816966,11767176070,33890202192,97761428205,
 282424564744]