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A105045 as a simple table

n a(n)
0 0
1 1
2 2
3 3
4 12
5 20
6 91
7 154
8 713
9 1209
10 5610
11 9515
12 44164
13 74908
14 347699
15 589746
16 2737425
17 4643057
18 21551698
19 36554707
20 169676156
21 287794596
22 1335857547
23 2265802058
24 10517184217
25 17838621865
26 82801616186
27 140443172859
28 651895745268
29 1105706761004
30 5132364345955

[0,1,2,3,12,20,91,154,713,1209,5610,9515,44164,
 74908,347699,589746,2737425,4643057,21551698,
 36554707,169676156,287794596,1335857547,
 2265802058,10517184217,17838621865,82801616186,
 140443172859,651895745268,1105706761004,
 5132364345955]

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Last modified October 22 22:34 EDT 2019. Contains 328335 sequences. (Running on oeis4.)