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A249721 as a simple table

n a(n)
0 0
1 2
2 4
3 6
4 8
5 12
6 14
7 18
8 20
9 22
10 24
11 26
12 36
13 38
14 42
15 44
16 54
17 56
18 58
19 60
20 62
21 66
22 68
23 72
24 74
25 76
26 78
27 80
28 108
29 110
30 114
31 116
32 126
33 128
34 132
35 134
36 162
37 164
38 166
39 168
40 170
41 174
42 176
43 180
44 182
45 184
46 186
47 188
48 198
49 200
50 204
51 206
52 216
53 218
54 220
55 222
56 224
57 228
58 230
59 234
60 236
61 238
62 240
63 242
64 324

[0,2,4,6,8,12,14,18,20,22,24,26,36,38,42,44,54,56,
 58,60,62,66,68,72,74,76,78,80,108,110,114,116,126,
 128,132,134,162,164,166,168,170,174,176,180,182,
 184,186,188,198,200,204,206,216,218,220,222,224,
 228,230,234,236,238,240,242,324]

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Last modified August 6 19:52 EDT 2020. Contains 336256 sequences. (Running on oeis4.)