login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A118686 as a simple table

n a(n)
0 1
1 1
2 -1
3 1
4 -2
5 1
6 1
7 -4
8 5
9 -2
10 1
11 -10
12 29
13 -32
14 12
15 1
16 -16
17 89
18 -206
19 204
20 -72
21 1
22 -46
23 569
24 -2876
25 6384
26 -6192
27 2160
28 1
29 -76
30 1949
31 -19946
32 92664
33 -197712
34 187920
35 -64800
36 1
37 -286
38 17909
39 -429236
40 4281324
41 -19657152
42 41707440
43 -39528000
44 13608000
45 1
46 -496
47 77969
48 -4190126
49 94420884
50 -918735192

[1,1,-1,1,-2,1,1,-4,5,-2,1,-10,29,-32,12,1,-16,89,
 -206,204,-72,1,-46,569,-2876,6384,-6192,2160,1,
 -76,1949,-19946,92664,-197712,187920,-64800,1,
 -286,17909,-429236,4281324,-19657152,41707440,
 -39528000,13608000,1,-496,77969,-4190126,94420884,
 -918735192]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 16 21:20 EDT 2019. Contains 324155 sequences. (Running on oeis4.)