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A006877 as a simple table

n a(n)
1 1
2 2
3 3
4 6
5 7
6 9
7 18
8 25
9 27
10 54
11 73
12 97
13 129
14 171
15 231
16 313
17 327
18 649
19 703
20 871
21 1161
22 2223
23 2463
24 2919
25 3711
26 6171
27 10971
28 13255
29 17647
30 23529
31 26623
32 34239
33 35655
34 52527
35 77031
36 106239
37 142587
38 156159
39 216367
40 230631
41 410011
42 511935
43 626331
44 837799

[1,2,3,6,7,9,18,25,27,54,73,97,129,171,231,313,
 327,649,703,871,1161,2223,2463,2919,3711,6171,
 10971,13255,17647,23529,26623,34239,35655,52527,
 77031,106239,142587,156159,216367,230631,410011,
 511935,626331,837799]

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Last modified September 23 17:38 EDT 2017. Contains 292362 sequences.