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A278088 as a simple table

n a(n)
1 0
2 2
3 3
4 10
5 27
6 76
7 214
8 599
9 1683
10 4721
11 13250
12 37183
13 104346
14 292828
15 821761
16 2306111
17 6471639
18 18161366
19 50966255
20 143026636
21 401375754
22 1126381063
23 3160963987
24 8870615501
25 24893614638
26 69858968603
27 196045273658
28 550161991984

[0,2,3,10,27,76,214,599,1683,4721,13250,37183,
 104346,292828,821761,2306111,6471639,18161366,
 50966255,143026636,401375754,1126381063,
 3160963987,8870615501,24893614638,69858968603,
 196045273658,550161991984]

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Last modified April 25 09:17 EDT 2024. Contains 371967 sequences. (Running on oeis4.)