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A027928 as a simple table

n a(n)
3 1
4 3
5 8
6 20
7 46
8 97
9 189
10 344
11 591
12 967
13 1518
14 2300
15 3380
16 4837
17 6763
18 9264
19 12461
20 16491
21 21508
22 27684
23 35210
24 44297
25 55177
26 68104
27 83355
28 101231
29 122058
30 146188
31 174000
32 205901
33 242327
34 283744
35 330649
36 383571
37 443072

[1,3,8,20,46,97,189,344,591,967,1518,2300,3380,
 4837,6763,9264,12461,16491,21508,27684,35210,
 44297,55177,68104,83355,101231,122058,146188,
 174000,205901,242327,283744,330649,383571,443072]

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Last modified April 23 12:44 EDT 2024. Contains 371913 sequences. (Running on oeis4.)