cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A105070 T(n,k) = 2^k*binomial(n,2k+1), where 0 <= k <= floor((n-1)/2), n >= 1.

Table of values

n a(n)
1 1
2 2
3 3
4 2
5 4
6 8
7 5
8 20
9 4
10 6
11 40
12 24
13 7
14 70
15 84
16 8
17 8
18 112
19 224
20 64
21 9
22 168
23 504
24 288
25 16
26 10
27 240
28 1008
29 960
30 160
31 11
32 330
33 1848
34 2640
35 880
36 32
37 12
38 440
39 3168
40 6336
41 3520
42 384
43 13
44 572
45 5148
46 13728
47 11440
48 2496
49 64
50 14
51 728
52 8008
53 27456
54 32032
55 11648
56 896
57 15
58 910
59 12012
60 51480
61 80080
62 43680
63 6720
64 128

List of values

[1, 2, 3, 2, 4, 8, 5, 20, 4, 6, 40, 24, 7, 70, 84, 8, 8, 112, 224, 64, 9, 168, 504, 288, 16, 10, 240, 1008, 960, 160, 11, 330, 1848, 2640, 880, 32, 12, 440, 3168, 6336, 3520, 384, 13, 572, 5148, 13728, 11440, 2496, 64, 14, 728, 8008, 27456, 32032, 11648, 896, 15, 910, 12012, 51480, 80080, 43680, 6720, 128]