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A012708 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 -12
5 60
6 -570
7 3780
8 -29568
9 169344
10 -557160
11 -13049520
12 375064008
13 -7823848032
14 135678667488
15 -2221166656800
16 32120158935552
17 -397914002426496
18 2522488580207424
19 61215640433391744

[1,0,0,0,-12,60,-570,3780,-29568,169344,-557160,
 -13049520,375064008,-7823848032,135678667488,
 -2221166656800,32120158935552,-397914002426496,
 2522488580207424,61215640433391744]

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Last modified April 25 06:49 EDT 2024. Contains 371964 sequences. (Running on oeis4.)