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A026579 as a simple table

n a(n)
0 1
1 1
2 1
3 2
4 7
5 8
6 19
7 34
8 103
9 121
10 341
11 606
12 1809
13 2155
14 6336
15 11306
16 33899
17 40717
18 121483
19 217666
20 656199
21 792351
22 2381512
23 4280046
24 12957809
25 15703156
26 47419503
27 85410872
28 259395664
29 315180458
30 954961034
31 1722900242
32 5245001951

[1,1,1,2,7,8,19,34,103,121,341,606,1809,2155,6336,
 11306,33899,40717,121483,217666,656199,792351,
 2381512,4280046,12957809,15703156,47419503,
 85410872,259395664,315180458,954961034,1722900242,
 5245001951]

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Last modified August 23 09:23 EDT 2014. Contains 245992 sequences.