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A195675 as a simple table

n a(n)
0 0
1 1
2 3
3 9
4 28
5 88
6 278
7 873
8 2742
9 8616
10 27067
11 85032
12 267137
13 839237
14 2636540
15 8282934
16 26021606
17 81749286
18 256822958
19 806833117
20 2534740992
21 7963123679
22 25016890851
23 78592880513
24 246906816043
25 775680639401
26 2436872598275
27 7655661052475
28 24050968520829

[0,1,3,9,28,88,278,873,2742,8616,27067,85032,
 267137,839237,2636540,8282934,26021606,81749286,
 256822958,806833117,2534740992,7963123679,
 25016890851,78592880513,246906816043,775680639401,
 2436872598275,7655661052475,24050968520829]

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Last modified September 14 20:23 EDT 2024. Contains 375929 sequences. (Running on oeis4.)