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A128601 as a simple table

n a(n)
1 1
2 2
3 4
4 13
5 27
6 107
7 197
8 691
9 1745
10 5716
11 10126
12 55634
13 97532
14 293694
15 851363
16 3209923
17 5516821
18 25655598
19 43801187
20 194256443
21 522900074
22 1451913673
23 2455573078
24 15955207491
25 33005125266
26 89673108924
27 231135972059

[1,2,4,13,27,107,197,691,1745,5716,10126,55634,
 97532,293694,851363,3209923,5516821,25655598,
 43801187,194256443,522900074,1451913673,
 2455573078,15955207491,33005125266,89673108924,
 231135972059]

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Last modified September 26 17:49 EDT 2023. Contains 365666 sequences. (Running on oeis4.)