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”).

A359707 as a simple table

na(n)
10
21
30
41
51
64
711
845
9178
10762
113309
1214725
1366323
14302342
151391008
166453950

[0,1,0,1,1,4,11,45,178,762,3309,14725,66323,
 302342,1391008,6453950]