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A047862 formatted as a simple table:

n a(n)
0 1
1 7
2 20
3 48
4 108
5 236
6 508
7 1084
8 2300
9 4860
10 10236
11 21500
12 45052
13 94204
14 196604
15 409596
16 851964
17 1769468
18 3670012
19 7602172
20 15728636
21 32505852
22 67108860
23 138412028
24 285212668
25 587202556
26 1207959548
27 2483027964

[1,7,20,48,108,236,508,1084,2300,4860,10236,21500,
 45052,94204,196604,409596,851964,1769468,3670012,
 7602172,15728636,32505852,67108860,138412028,
 285212668,587202556,1207959548,2483027964]

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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