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A367520 as a simple table

n a(n)
0 1
1 1
2 3
3 15
4 55
5 364
6 1428
7 10659
8 43263
9 345345
10 1430715
11 11920740
12 50067108
13 429757960
14 1822766520
15 15991836267
16 68328754959
17 609599676595
18 2619631042665
19 23682737320935
20 102240109897695
21 934272656316720
22 4048514844039120
23 37325172122483700

[1,1,3,15,55,364,1428,10659,43263,345345,1430715,
 11920740,50067108,429757960,1822766520,
 15991836267,68328754959,609599676595,
 2619631042665,23682737320935,102240109897695,
 934272656316720,4048514844039120,
 37325172122483700]

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Last modified September 7 05:42 EDT 2024. Contains 375729 sequences. (Running on oeis4.)