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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”).

A178183 as a simple table

na(n)
11
22
34
47
57
612
713
816
916
1013
1118
1212
1311
146
154
161
170

[1,2,4,7,7,12,13,16,16,13,18,12,11,6,4,1,0]