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A049027 as a simple table

n a(n)
0 1
1 1
2 4
3 17
4 74
5 326
6 1446
7 6441
8 28770
9 128750
10 576944
11 2587850
12 11615932
13 52167688
14 234383146
15 1053386937
16 4735393794
17 21291593238
18 95747347176
19 430624242942
20 1936925461644
21 8712882517188
22 39195738193836
23 176335080590442
24 793336332850164
25 3569368545752076

[1,1,4,17,74,326,1446,6441,28770,128750,576944,
 2587850,11615932,52167688,234383146,1053386937,
 4735393794,21291593238,95747347176,430624242942,
 1936925461644,8712882517188,39195738193836,
 176335080590442,793336332850164,3569368545752076]

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Last modified April 24 09:17 EDT 2024. Contains 371935 sequences. (Running on oeis4.)