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A022476 formatted as a simple table:

n a(n)
1 1
2 2
3 2
4 4
5 4
6 8
7 10
8 12
9 14
10 20
11 24
12 30
13 38
14 54
15 66
16 92
17 120
18 160
19 210
20 284
21 378
22 490
23 632
24 852
25 1134
26 1492
27 1942
28 2608

[1,2,2,4,4,8,10,12,14,20,24,30,38,54,66,92,120,
 160,210,284,378,490,632,852,1134,1492,1942,2608]

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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.


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