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.

A185869 (Odd,even)-polka dot array in the natural number array A000027; read by antidiagonals.

Table of values

n a(n)
1 2
2 7
3 9
4 16
5 18
6 20
7 29
8 31
9 33
10 35
11 46
12 48
13 50
14 52
15 54
16 67
17 69
18 71
19 73
20 75
21 77
22 92
23 94
24 96
25 98
26 100
27 102
28 104
29 121
30 123
31 125
32 127
33 129
34 131
35 133
36 135
37 154
38 156
39 158
40 160
41 162
42 164
43 166
44 168
45 170
46 191
47 193
48 195
49 197
50 199
51 201
52 203
53 205
54 207
55 209
56 232
57 234
58 236
59 238
60 240
61 242
62 244
63 246
64 248
65 250
66 252
67 277
68 279
69 281
70 283
71 285
72 287
73 289
74 291
75 293
76 295
77 297
78 299
79 326
80 328
81 330
82 332
83 334
84 336
85 338
86 340
87 342
88 344
89 346
90 348
91 350
92 379
93 381
94 383
95 385
96 387
97 389
98 391
99 393
100 395
101 397
102 399
103 401
104 403
105 405

List of values

[2, 7, 9, 16, 18, 20, 29, 31, 33, 35, 46, 48, 50, 52, 54, 67, 69, 71, 73, 75, 77, 92, 94, 96, 98, 100, 102, 104, 121, 123, 125, 127, 129, 131, 133, 135, 154, 156, 158, 160, 162, 164, 166, 168, 170, 191, 193, 195, 197, 199, 201, 203, 205, 207, 209, 232, 234, 236, 238, 240, 242, 244, 246, 248, 250, 252, 277, 279, 281, 283, 285, 287, 289, 291, 293, 295, 297, 299, 326, 328, 330, 332, 334, 336, 338, 340, 342, 344, 346, 348, 350, 379, 381, 383, 385, 387, 389, 391, 393, 395, 397, 399, 401, 403, 405]