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A054654 as a simple table

n a(n)
0 1
1 1
2 0
3 1
4 -1
5 0
6 1
7 -3
8 2
9 0
10 1
11 -6
12 11
13 -6
14 0
15 1
16 -10
17 35
18 -50
19 24
20 0
21 1
22 -15
23 85
24 -225
25 274
26 -120
27 0
28 1
29 -21
30 175
31 -735
32 1624
33 -1764
34 720
35 0
36 1
37 -28
38 322
39 -1960
40 6769
41 -13132
42 13068
43 -5040
44 0

[1,1,0,1,-1,0,1,-3,2,0,1,-6,11,-6,0,1,-10,35,-50,
 24,0,1,-15,85,-225,274,-120,0,1,-21,175,-735,1624,
 -1764,720,0,1,-28,322,-1960,6769,-13132,13068,
 -5040,0]

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Last modified February 18 09:42 EST 2019. Contains 320249 sequences. (Running on oeis4.)