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A200772 as a simple table

n a(n)
1 2
2 5
3 13
4 31
5 77
6 217
7 553
8 1438
9 3849
10 9634
11 24872
12 65658
13 165619
14 425229
15 1108871
16 2787741
17 7090082
18 18273124
19 45935694
20 116433625
21 297919225
22 747625324
23 1886048964
24 4791865798
25 11998842755
26 30184656867
27 76352766306
28 190890209361

[2,5,13,31,77,217,553,1438,3849,9634,24872,65658,
 165619,425229,1108871,2787741,7090082,18273124,
 45935694,116433625,297919225,747625324,1886048964,
 4791865798,11998842755,30184656867,76352766306,
 190890209361]

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Last modified October 18 22:57 EDT 2019. Contains 328211 sequences. (Running on oeis4.)