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A160999 as a simple table

n a(n)
0 1
1 2
2 5
3 12
4 31
5 84
6 233
7 656
8 1865
9 5338
10 15355
11 44342
12 128455
13 373100
14 1086087
15 3167634
16 9254009
17 27074666
18 79316491
19 232633206
20 683026535
21 2007327660
22 5904415195
23 17381265934
24 51203990457
25 150945252394
26 445252685313

[1,2,5,12,31,84,233,656,1865,5338,15355,44342,
 128455,373100,1086087,3167634,9254009,27074666,
 79316491,232633206,683026535,2007327660,
 5904415195,17381265934,51203990457,150945252394,
 445252685313]

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Last modified July 4 22:15 EDT 2020. Contains 335449 sequences. (Running on oeis4.)