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A281374 as a simple table

n a(n)
0 1
1 -48
2 432
3 3264
4 9456
5 21600
6 39744
7 66432
8 105840
9 147984
10 220320
11 281664
12 393792
13 475104
14 646272
15 743040
16 980592
17 1091232
18 1432944
19 1536960
20 1965600
21 2118144
22 2649024
23 2761344
24 3516480
25 3557040
26 4433184
27 4594560
28 5575296
29 5603040
30 6998400
31 6864384
32 8407152
33 8494848
34 10085472
35 9918720
36 12319152

[1,-48,432,3264,9456,21600,39744,66432,105840,
 147984,220320,281664,393792,475104,646272,743040,
 980592,1091232,1432944,1536960,1965600,2118144,
 2649024,2761344,3516480,3557040,4433184,4594560,
 5575296,5603040,6998400,6864384,8407152,8494848,
 10085472,9918720,12319152]

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Last modified January 19 10:37 EST 2021. Contains 340269 sequences. (Running on oeis4.)