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A143396 as a simple table

n a(n)
0 1
1 0
2 1
3 0
4 2
5 2
6 0
7 3
8 9
9 5
10 0
11 4
12 30
13 40
14 15
15 0
16 5
17 90
18 220
19 185
20 52
21 0
22 6
23 255
24 1040
25 1485
26 906
27 203
28 0
29 7
30 693
31 4550
32 9905
33 9891
34 4718
35 877
36 0
37 8
38 1820
39 19040
40 59850
41 87416
42 66808
43 26104
44 4140
45 0
46 9
47 4644
48 77448
49 341082
50 686826
51 750120
52 463212
53 153063
54 21147

[1,0,1,0,2,2,0,3,9,5,0,4,30,40,15,0,5,90,220,185,
 52,0,6,255,1040,1485,906,203,0,7,693,4550,9905,
 9891,4718,877,0,8,1820,19040,59850,87416,66808,
 26104,4140,0,9,4644,77448,341082,686826,750120,
 463212,153063,21147]

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Last modified March 29 03:51 EDT 2024. Contains 371264 sequences. (Running on oeis4.)