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A309973 as a simple table

n a(n)
0 1
1 0
2 1
3 0
4 1
5 3
6 0
7 2
8 6
9 10
10 0
11 2
12 21
13 42
14 47
15 0
16 3
17 42
18 177
19 264
20 246
21 0
22 4
23 90
24 619
25 1746
26 2095
27 1602
28 0
29 5
30 176
31 1809
32 7556
33 16085
34 16608
35 11481
36 0
37 6
38 348
39 5211
40 32621
41 100030
42 171480
43 154385
44 95503
45 0
46 8
47 640
48 13961
49 120964
50 522890
51 1262832
52 1842659
53 1503232
54 871030

[1,0,1,0,1,3,0,2,6,10,0,2,21,42,47,0,3,42,177,264,
 246,0,4,90,619,1746,2095,1602,0,5,176,1809,7556,
 16085,16608,11481,0,6,348,5211,32621,100030,
 171480,154385,95503,0,8,640,13961,120964,522890,
 1262832,1842659,1503232,871030]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)