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.

A335431 Numbers of the form q*(2^k), where q is one of the Mersenne primes (A000668) and k >= 0.

Table of values

n a(n)
1 3
2 6
3 7
4 12
5 14
6 24
7 28
8 31
9 48
10 56
11 62
12 96
13 112
14 124
15 127
16 192
17 224
18 248
19 254
20 384
21 448
22 496
23 508
24 768
25 896
26 992
27 1016
28 1536
29 1792
30 1984
31 2032
32 3072
33 3584
34 3968
35 4064
36 6144
37 7168
38 7936
39 8128
40 8191
41 12288
42 14336
43 15872
44 16256
45 16382
46 24576
47 28672
48 31744
49 32512
50 32764
51 49152
52 57344
53 63488
54 65024
55 65528
56 98304
57 114688
58 126976
59 130048
60 131056
61 131071

List of values

[3, 6, 7, 12, 14, 24, 28, 31, 48, 56, 62, 96, 112, 124, 127, 192, 224, 248, 254, 384, 448, 496, 508, 768, 896, 992, 1016, 1536, 1792, 1984, 2032, 3072, 3584, 3968, 4064, 6144, 7168, 7936, 8128, 8191, 12288, 14336, 15872, 16256, 16382, 24576, 28672, 31744, 32512, 32764, 49152, 57344, 63488, 65024, 65528, 98304, 114688, 126976, 130048, 131056, 131071]