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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”).

A260038 as a simple table

na(n)
12
22
34
44
54
68
712
812
916
1024
1128
1236
1348
1464
1572
16102
17124
18160
19212
20256
21332
22444

[2,2,4,4,4,8,12,12,16,24,28,36,48,64,72,102,124,
 160,212,256,332,444]