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A026804 as a simple table

n a(n)
1 1
2 1
3 3
4 3
5 6
6 8
7 13
8 16
9 25
10 33
11 47
12 61
13 84
14 109
15 148
16 189
17 249
18 319
19 413
20 522
21 670
22 842
23 1066
24 1330
25 1668
26 2068
27 2574
28 3171
29 3915
30 4800
31 5888
32 7175
33 8753
34 10617
35 12879
36 15552
37 18772
38 22570
39 27125
40 32480
41 38867
42 46372
43 55275

[1,1,3,3,6,8,13,16,25,33,47,61,84,109,148,189,249,
 319,413,522,670,842,1066,1330,1668,2068,2574,3171,
 3915,4800,5888,7175,8753,10617,12879,15552,18772,
 22570,27125,32480,38867,46372,55275]

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Last modified May 22 16:56 EDT 2013. Contains 225553 sequences.