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A027152 as a simple table

n a(n)
0 1
1 1
2 5
3 7
4 21
5 31
6 123
7 209
8 601
9 971
10 3647
11 6589
12 18565
13 31375
14 114203
15 213073
16 593073
17 1030675
18 3674615
19 6997477
20 19315165
21 34221463
22 120206611
23 232218425
24 637066249
25 1144951835
26 3976689519
27 7765255757
28 21202165941
29 38528688671

[1,1,5,7,21,31,123,209,601,971,3647,6589,18565,
 31375,114203,213073,593073,1030675,3674615,
 6997477,19315165,34221463,120206611,232218425,
 637066249,1144951835,3976689519,7765255757,
 21202165941,38528688671]

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Last modified December 3 08:07 EST 2021. Contains 349445 sequences. (Running on oeis4.)