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A020159 as a simple table

n a(n)
1 6
2 10
3 15
4 30
5 49
6 65
7 66
8 133
9 185
10 451
11 481
12 561
13 637
14 931
15 946
16 1105
17 1221
18 1729
19 1813
20 2317
21 2405
22 2465
23 2553
24 3310
25 4753
26 4921
27 6241
28 6289
29 6601
30 7107
31 7421
32 7449
33 8177
34 8911
35 9073
36 9131
37 10470
38 10585
39 10963
40 11041
41 12403
42 14191
43 16219
44 17767
45 18721

[6,10,15,30,49,65,66,133,185,451,481,561,637,931,
 946,1105,1221,1729,1813,2317,2405,2465,2553,3310,
 4753,4921,6241,6289,6601,7107,7421,7449,8177,8911,
 9073,9131,10470,10585,10963,11041,12403,14191,
 16219,17767,18721]

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Last modified April 23 08:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)