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A275207 as a simple table

n a(n)
0 1
1 1
2 3
3 6
4 16
5 38
6 100
7 256
8 681
9 1805
10 4867
11 13162
12 35925
13 98469
14 271511
15 751656
16 2089963
17 5831451
18 16326785
19 45847770
20 129108926
21 364498596
22 1031486590
23 2925337352
24 8313215743
25 23668977163
26 67507773621
27 192859753310
28 551821400008
29 1581188102590

[1,1,3,6,16,38,100,256,681,1805,4867,13162,35925,
 98469,271511,751656,2089963,5831451,16326785,
 45847770,129108926,364498596,1031486590,
 2925337352,8313215743,23668977163,67507773621,
 192859753310,551821400008,1581188102590]

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Last modified April 25 10:22 EDT 2024. Contains 371967 sequences. (Running on oeis4.)