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A089278 as a simple table

n a(n)
1 1
2 -1
3 3
4 1
5 -15
6 24
7 -7
8 405
9 -2268
10 2500
11 2
12 -405
13 6048
14 -20000
15 16875
16 -11
17 7425
18 -266112
19 2000000
20 -4640625
21 3176523
22 143
23 -312741
24 25474176
25 -390000000
26 1879453125
27 -3344878719
28 1927561216
29 -143
30 995085
31 -178319232
32 5250000000
33 -46986328125
34 163899057231
35 -236126248960

[1,-1,3,1,-15,24,-7,405,-2268,2500,2,-405,6048,
 -20000,16875,-11,7425,-266112,2000000,-4640625,
 3176523,143,-312741,25474176,-390000000,
 1879453125,-3344878719,1927561216,-143,995085,
 -178319232,5250000000,-46986328125,163899057231,
 -236126248960]

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Last modified May 23 10:34 EDT 2024. Contains 372760 sequences. (Running on oeis4.)