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A060052 as a simple table

n a(n)
2 1
3 1
4 4
5 0
6 15
7 25
8 3
9 0
10 30
11 222
12 226
13 40
14 0
15 30
16 1230
17 3670
18 2706
19 535
20 15
21 0
22 0
23 5040
24 39900
25 69450
26 40405
27 8141
28 420
29 0
30 0
31 15120
32 345240
33 1254960
34 1498035
35 722275
36 142877
37 9730
38 105
39 0
40 0
41 30240
42 2492280
43 18587520
44 40701780
45 36450820
46 15031204
47 2871240
48 226828
49 5040

[1,1,4,0,15,25,3,0,30,222,226,40,0,30,1230,3670,
 2706,535,15,0,0,5040,39900,69450,40405,8141,420,0,
 0,15120,345240,1254960,1498035,722275,142877,9730,
 105,0,0,30240,2492280,18587520,40701780,36450820,
 15031204,2871240,226828,5040]

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Last modified September 6 11:48 EDT 2024. Contains 375712 sequences. (Running on oeis4.)