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A020156 as a simple table

n a(n)
1 9
2 27
3 45
4 87
5 145
6 261
7 361
8 529
9 561
10 703
11 783
12 785
13 1105
14 1305
15 1413
16 1431
17 1885
18 2041
19 2413
20 2465
21 2871
22 3201
23 3277
24 4553
25 4699
26 5149
27 5181
28 5365
29 7065
30 8149
31 8321
32 8401
33 9841
34 10027
35 10585
36 12673
37 13333
38 13345
39 13357
40 13833
41 14383
42 14769
43 14981

[9,27,45,87,145,261,361,529,561,703,783,785,1105,
 1305,1413,1431,1885,2041,2413,2465,2871,3201,3277,
 4553,4699,5149,5181,5365,7065,8149,8321,8401,9841,
 10027,10585,12673,13333,13345,13357,13833,14383,
 14769,14981]

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Last modified July 23 03:25 EDT 2019. Contains 325230 sequences. (Running on oeis4.)