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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”).

A079442 as a simple table

na(n)
01
11
20
33
40
59
60
721
80
945
100
1199
120
13195
140
15399
160
17801
180

[1,1,0,3,0,9,0,21,0,45,0,99,0,195,0,399,0,801,0]