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A137393 as a simple table

n a(n)
1 1
2 -4
3 2
4 16
5 -20
6 4
7 -48
8 160
9 -72
10 8
11 -96
12 -1120
13 944
14 -224
15 16
16 3840
17 6208
18 -10880
19 4320
20 -640
21 32
22 -46080
23 -12672
24 115456
25 -72000
26 16960
27 -1728
28 64
29 322560
30 -294912
31 -1146880
32 1121792
33 -380800
34 60032
35 -4480
36 128
37 645120
38 4663296
39 11223040
40 -17110016
41 7933184
42 -1734656
43 197120
44 -11264
45 256

[1,-4,2,16,-20,4,-48,160,-72,8,-96,-1120,944,-224,
 16,3840,6208,-10880,4320,-640,32,-46080,-12672,
 115456,-72000,16960,-1728,64,322560,-294912,
 -1146880,1121792,-380800,60032,-4480,128,645120,
 4663296,11223040,-17110016,7933184,-1734656,
 197120,-11264,256]

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Last modified April 24 16:34 EDT 2024. Contains 371961 sequences. (Running on oeis4.)