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A019233 as a simple table

n a(n)
3 0
4 2
5 2
6 2
7 11
8 14
9 40
10 95
11 219
12 533
13 1345
14 3069
15 7761
16 20001
17 49779
18 130008
19 334948
20 860761
21 2238582
22 5814567
23 15150352
24 39701964
25 104297006
26 274773655
27 726702936
28 1925437370
29 5114308676
30 13616020075
31 36311313036

[0,2,2,2,11,14,40,95,219,533,1345,3069,7761,20001,
 49779,130008,334948,860761,2238582,5814567,
 15150352,39701964,104297006,274773655,726702936,
 1925437370,5114308676,13616020075,36311313036]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)