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.

A276155 Complement of A276154; numbers that cannot be obtained by shifting left the primorial base representation (A049345) of some number.

Table of values

n a(n)
1 1
2 3
3 4
4 5
5 7
6 9
7 10
8 11
9 13
10 15
11 16
12 17
13 18
14 19
15 20
16 21
17 22
18 23
19 24
20 25
21 26
22 27
23 28
24 29
25 31
26 33
27 34
28 35
29 37
30 39
31 40
32 41
33 43
34 45
35 46
36 47
37 48
38 49
39 50
40 51
41 52
42 53
43 54
44 55
45 56
46 57
47 58
48 59
49 61
50 63
51 64
52 65
53 67
54 69
55 70
56 71
57 73
58 75
59 76
60 77
61 78
62 79
63 80
64 81
65 82
66 83
67 84
68 85
69 86
70 87
71 88
72 89
73 91
74 93
75 94
76 95
77 97
78 99
79 100
80 101
81 103
82 105
83 106
84 107
85 108
86 109

List of values

[1, 3, 4, 5, 7, 9, 10, 11, 13, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 31, 33, 34, 35, 37, 39, 40, 41, 43, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 61, 63, 64, 65, 67, 69, 70, 71, 73, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 91, 93, 94, 95, 97, 99, 100, 101, 103, 105, 106, 107, 108, 109]