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A111275 as a simple table

n a(n)
1 1
2 2
3 3
4 6
5 10
6 24
7 49
8 130
9 336
10 980
11 2904
12 9176
13 29432
14 97356
15 326399
16 1111770
17 3825238
18 13293456
19 46553116
20 164200028
21 582706692
22 2079517924
23 7458493728
24 26874412064
25 97241528200
26 353223728624
27 1287668381250
28 4709805627484

[1,2,3,6,10,24,49,130,336,980,2904,9176,29432,
 97356,326399,1111770,3825238,13293456,46553116,
 164200028,582706692,2079517924,7458493728,
 26874412064,97241528200,353223728624,
 1287668381250,4709805627484]

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Last modified April 24 19:24 EDT 2024. Contains 371962 sequences. (Running on oeis4.)