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A086462 as a simple table

n a(n)
0 1
1 10
2 50
3 210
4 850
5 3410
6 13650
7 54610
8 218450
9 873810
10 3495250
11 13981010
12 55924050
13 223696210
14 894784850
15 3579139410
16 14316557650
17 57266230610
18 229064922450
19 916259689810
20 3665038759250
21 14660155037010
22 58640620148050

[1,10,50,210,850,3410,13650,54610,218450,873810,
 3495250,13981010,55924050,223696210,894784850,
 3579139410,14316557650,57266230610,229064922450,
 916259689810,3665038759250,14660155037010,
 58640620148050]

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Last modified June 7 10:26 EDT 2024. Contains 373162 sequences. (Running on oeis4.)