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A094287 as a simple table

n a(n)
1 1
2 2
3 4
4 9
5 21
6 51
7 127
8 323
9 835
10 2188
11 5798
12 15510
13 41822
14 113531
15 309937
16 850118
17 2340918
18 6466953
19 17913087
20 49726649
21 138287113
22 385126811
23 1073832695
24 2996974774
25 8370739326
26 23394528640
27 65415732100
28 182989086965

[1,2,4,9,21,51,127,323,835,2188,5798,15510,41822,
 113531,309937,850118,2340918,6466953,17913087,
 49726649,138287113,385126811,1073832695,
 2996974774,8370739326,23394528640,65415732100,
 182989086965]

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Last modified May 24 14:36 EDT 2022. Contains 354037 sequences. (Running on oeis4.)