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.

A185738 Rectangular array T(n,k) = 2^n + k - 2, by antidiagonals.

Table of values

n a(n)
1 1
2 2
3 3
4 3
5 4
6 7
7 4
8 5
9 8
10 15
11 5
12 6
13 9
14 16
15 31
16 6
17 7
18 10
19 17
20 32
21 63
22 7
23 8
24 11
25 18
26 33
27 64
28 127
29 8
30 9
31 12
32 19
33 34
34 65
35 128
36 255
37 9
38 10
39 13
40 20
41 35
42 66
43 129
44 256
45 511
46 10
47 11
48 14
49 21
50 36
51 67
52 130
53 257
54 512
55 1023
56 11
57 12
58 15
59 22
60 37
61 68
62 131
63 258
64 513
65 1024
66 2047
67 12
68 13
69 16
70 23
71 38
72 69
73 132
74 259
75 514
76 1025
77 2048
78 4095
79 13
80 14
81 17
82 24
83 39
84 70
85 133
86 260
87 515
88 1026
89 2049
90 4096
91 8191
92 14
93 15
94 18
95 25
96 40
97 71
98 134
99 261
100 516
101 1027
102 2050
103 4097
104 8192
105 16383

List of values

[1, 2, 3, 3, 4, 7, 4, 5, 8, 15, 5, 6, 9, 16, 31, 6, 7, 10, 17, 32, 63, 7, 8, 11, 18, 33, 64, 127, 8, 9, 12, 19, 34, 65, 128, 255, 9, 10, 13, 20, 35, 66, 129, 256, 511, 10, 11, 14, 21, 36, 67, 130, 257, 512, 1023, 11, 12, 15, 22, 37, 68, 131, 258, 513, 1024, 2047, 12, 13, 16, 23, 38, 69, 132, 259, 514, 1025, 2048, 4095, 13, 14, 17, 24, 39, 70, 133, 260, 515, 1026, 2049, 4096, 8191, 14, 15, 18, 25, 40, 71, 134, 261, 516, 1027, 2050, 4097, 8192, 16383]