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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”).

A115943 as a simple table

na(n)
11
211
36
414
516
621
751
828
972
10156
11203
12618
131041
144205
153014
169188
179629
1824444
199629
2043657
219629
2298074
23108589

[1,11,6,14,16,21,51,28,72,156,203,618,1041,4205,
 3014,9188,9629,24444,9629,43657,9629,98074,108589]