login

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

A318217 as a simple table

na(n)
10
21
34
418
586
6413
71975
89474
945415
10217714
111043722
125003565
1323986950
14114992767
15551272103
162642783040
1712669427963
1860736883262
19291170919400
201395865242913
216691738929130
2232080009243747
23153790666966961

[0,1,4,18,86,413,1975,9474,45415,217714,1043722,
 5003565,23986950,114992767,551272103,2642783040,
 12669427963,60736883262,291170919400,
 1395865242913,6691738929130,32080009243747,
 153790666966961]