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A057386 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 -4
7 0
8 0
9 0
10 -24
11 -48
12 60
13 0
14 -300
15 -480
16 144
17 1392
18 -4392
19 -7248
20 2904
21 13280
22 -27348
23 -142512
24 29948
25 241872
26 -336072
27 -1711936
28 -950268
29 4759680
30 -2790212
31 -25599600
32 -17648472
33 53777216
34 24551472
35 -385317888

[1,0,0,0,0,0,-4,0,0,0,-24,-48,60,0,-300,-480,144,
 1392,-4392,-7248,2904,13280,-27348,-142512,29948,
 241872,-336072,-1711936,-950268,4759680,-2790212,
 -25599600,-17648472,53777216,24551472,-385317888]

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Last modified April 19 16:21 EDT 2024. Contains 371794 sequences. (Running on oeis4.)