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”).

A177761 as a simple table

na(n)
12
26
33
456
516
64
77
85
92537
108
116
123788
1317
147
159
168
1733
1810
199
2018
2111
22130
2310
2412
2519
2611
2757
2834
2913
3012
3189
3220
3314
3413
35499
3615
3714
3821
3935
4015
4116
4258
4322
4416
4517
4636
4723
4817
4918
5018
5190
5219
5324
542021
5537
56131
5759
58182
5919
6020
6145531
6225
6320
6421
6538
6626
673447
6821
6922

[2,6,3,56,16,4,7,5,2537,8,6,3788,17,7,9,8,33,10,9,
 18,11,130,10,12,19,11,57,34,13,12,89,20,14,13,499,
 15,14,21,35,15,16,58,22,16,17,36,23,17,18,18,90,
 19,24,2021,37,131,59,182,19,20,45531,25,20,21,38,
 26,3447,21,22]