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A015781 as a simple table

n a(n)
1 4
2 8
3 12
4 22
5 26
6 32
7 42
8 54
9 118
10 145
11 230
12 340
13 342
14 363
15 512
16 528
17 3840
18 4678
19 4930
20 14526
21 15906
22 18768
23 23274
24 25134
25 26206
26 26588
27 36663
28 45368
29 53328
30 131072
31 168566
32 281535
33 304270
34 523774
35 526080
36 875520
37 2115600
38 5531768
39 20427262
40 32294122
41 33665022
42 55328382
43 301046166

[4,8,12,22,26,32,42,54,118,145,230,340,342,363,
 512,528,3840,4678,4930,14526,15906,18768,23274,
 25134,26206,26588,36663,45368,53328,131072,168566,
 281535,304270,523774,526080,875520,2115600,
 5531768,20427262,32294122,33665022,55328382,
 301046166]

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Last modified June 5 14:48 EDT 2024. Contains 373105 sequences. (Running on oeis4.)