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A273172 Triangle for denominators of coefficients for integrated odd powers of cos(x) in terms sin((2*m+1)*x).

Table of values

n a(n)
0 1
1 4
2 12
3 8
4 48
5 80
6 64
7 64
8 320
9 448
10 128
11 64
12 320
13 1792
14 2304
15 512
16 512
17 1024
18 7168
19 9216
20 11264
21 1024
22 4096
23 4096
24 14336
25 6144
26 45056
27 53248
28 16384
29 49152
30 81920
31 16384
32 147456
33 180224
34 212992
35 245760
36 32768
37 24576
38 40960
39 16384
40 147456
41 90112
42 106496
43 983040
44 1114112
45 131072
46 131072
47 327680
48 65536
49 65536
50 720896
51 3407872
52 1310720
53 4456448
54 4980736
55 262144
56 1572864
57 524288
58 917504
59 393216
60 11534336
61 13631488
62 1572864
63 8912896
64 19922944
65 22020096

List of values

[1, 4, 12, 8, 48, 80, 64, 64, 320, 448, 128, 64, 320, 1792, 2304, 512, 512, 1024, 7168, 9216, 11264, 1024, 4096, 4096, 14336, 6144, 45056, 53248, 16384, 49152, 81920, 16384, 147456, 180224, 212992, 245760, 32768, 24576, 40960, 16384, 147456, 90112, 106496, 983040, 1114112, 131072, 131072, 327680, 65536, 65536, 720896, 3407872, 1310720, 4456448, 4980736, 262144, 1572864, 524288, 917504, 393216, 11534336, 13631488, 1572864, 8912896, 19922944, 22020096]