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A189315 as a simple table

n a(n)
0 5
1 10
2 30
3 100
4 350
5 1250
6 4500
7 16250
8 58750
9 212500
10 768750
11 2781250
12 10062500
13 36406250
14 131718750
15 476562500
16 1724218750
17 6238281250
18 22570312500
19 81660156250
20 295449218750
21 1068945312500
22 3867480468750
23 13992675781250
24 50625976562500

[5,10,30,100,350,1250,4500,16250,58750,212500,
 768750,2781250,10062500,36406250,131718750,
 476562500,1724218750,6238281250,22570312500,
 81660156250,295449218750,1068945312500,
 3867480468750,13992675781250,50625976562500]

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Last modified August 18 15:00 EDT 2019. Contains 326106 sequences. (Running on oeis4.)