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A078023 as a simple table

n a(n)
0 1
1 -1
2 2
3 0
4 2
5 4
6 4
7 12
8 16
9 32
10 56
11 96
12 176
13 304
14 544
15 960
16 1696
17 3008
18 5312
19 9408
20 16640
21 29440
22 52096
23 92160
24 163072
25 288512
26 510464
27 903168
28 1597952
29 2827264
30 5002240
31 8850432
32 15659008
33 27705344
34 49018880
35 86728704
36 153448448
37 271495168
38 480354304

[1,-1,2,0,2,4,4,12,16,32,56,96,176,304,544,960,
 1696,3008,5312,9408,16640,29440,52096,92160,
 163072,288512,510464,903168,1597952,2827264,
 5002240,8850432,15659008,27705344,49018880,
 86728704,153448448,271495168,480354304]

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Last modified June 4 17:49 EDT 2024. Contains 373102 sequences. (Running on oeis4.)