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A143047 as a simple table

n a(n)
0 1
1 1
2 -4
3 -10
4 84
5 265
6 -2604
7 -8900
8 94692
9 337940
10 -3767312
11 -13812674
12 158785964
13 593029550
14 -6967201736
15 -26372738120
16 314904180100
17 1204230041900
18 -14560722724912
19 -56130528427400
20 685514219386576
21 2659770565898729
22 -32749512944380172

[1,1,-4,-10,84,265,-2604,-8900,94692,337940,
 -3767312,-13812674,158785964,593029550,
 -6967201736,-26372738120,314904180100,
 1204230041900,-14560722724912,-56130528427400,
 685514219386576,2659770565898729,
 -32749512944380172]

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)