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A339728 as a simple table

n a(n)
1 9
2 21
3 27
4 63
5 161
6 189
7 207
8 261
9 287
10 323
11 341
12 377
13 671
14 783
15 861
16 901
17 987
18 1007
19 1107
20 1269
21 1281
22 1287
23 1449
24 1853
25 1891
26 2071
27 2241
28 2407
29 2431
30 2501
31 2529
32 2567
33 2743
34 2961
35 3201
36 3827
37 4181
38 4623
39 5029
40 5473
41 5611
42 5777
43 5781
44 6119
45 6601
46 6721
47 7161

[9,21,27,63,161,189,207,261,287,323,341,377,671,
 783,861,901,987,1007,1107,1269,1281,1287,1449,
 1853,1891,2071,2241,2407,2431,2501,2529,2567,2743,
 2961,3201,3827,4181,4623,5029,5473,5611,5777,5781,
 6119,6601,6721,7161]

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Last modified April 16 08:27 EDT 2024. Contains 371698 sequences. (Running on oeis4.)