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A047238 as a simple table

n a(n)
1 0
2 2
3 6
4 8
5 12
6 14
7 18
8 20
9 24
10 26
11 30
12 32
13 36
14 38
15 42
16 44
17 48
18 50
19 54
20 56
21 60
22 62
23 66
24 68
25 72
26 74
27 78
28 80
29 84
30 86
31 90
32 92
33 96
34 98
35 102
36 104
37 108
38 110
39 114
40 116
41 120
42 122
43 126
44 128
45 132
46 134
47 138
48 140
49 144
50 146
51 150
52 152
53 156
54 158
55 162

[0,2,6,8,12,14,18,20,24,26,30,32,36,38,42,44,48,
 50,54,56,60,62,66,68,72,74,78,80,84,86,90,92,96,
 98,102,104,108,110,114,116,120,122,126,128,132,
 134,138,140,144,146,150,152,156,158,162]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)