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A049444 as a simple table

n a(n)
0 1
1 -2
2 1
3 6
4 -5
5 1
6 -24
7 26
8 -9
9 1
10 120
11 -154
12 71
13 -14
14 1
15 -720
16 1044
17 -580
18 155
19 -20
20 1
21 5040
22 -8028
23 5104
24 -1665
25 295
26 -27
27 1
28 -40320
29 69264
30 -48860
31 18424
32 -4025
33 511
34 -35
35 1
36 362880
37 -663696
38 509004
39 -214676
40 54649
41 -8624
42 826
43 -44
44 1
45 -3628800
46 6999840
47 -5753736

[1,-2,1,6,-5,1,-24,26,-9,1,120,-154,71,-14,1,-720,
 1044,-580,155,-20,1,5040,-8028,5104,-1665,295,-27,
 1,-40320,69264,-48860,18424,-4025,511,-35,1,
 362880,-663696,509004,-214676,54649,-8624,826,-44,
 1,-3628800,6999840,-5753736]

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Last modified April 16 05:35 EDT 2024. Contains 371697 sequences. (Running on oeis4.)