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A176501 as a simple table

n a(n)
1 1
2 2
3 4
4 9
5 19
6 50
7 122
8 317
9 837
10 2213
11 5758
12 15236
13 40028
14 105079
15 276627
16 727409
17 1910685
18 5020094
19 13180380
20 34600740
21 90814431
22 238288480
23 625111687
24 1639676484
25 4300183922
26 11275936787
27 29564497466

[1,2,4,9,19,50,122,317,837,2213,5758,15236,40028,
 105079,276627,727409,1910685,5020094,13180380,
 34600740,90814431,238288480,625111687,1639676484,
 4300183922,11275936787,29564497466]

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Last modified March 20 13:18 EDT 2019. Contains 321345 sequences. (Running on oeis4.)