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.

A171433 n-th half of even single (or even isolated) numbers plus n-th half of even non-single (or even nonisolated) numbers.

Table of values

n a(n)
1 1
2 6
3 8
4 13
5 17
6 25
7 32
8 42
9 49
10 65
11 70
12 86
13 93
14 109
15 116
16 121
17 137
18 144
19 160
20 167
21 183
22 202
23 239
24 247
25 263
26 294
27 319
28 335
29 346
30 359
31 369
32 445
33 452
34 456
35 472
36 485
37 555
38 562
39 572
40 579
41 595
42 626
43 667
44 692
45 700
46 707
47 717
48 772
49 785
50 801
51 805
52 866
53 873
54 898
55 914

List of values

[1, 6, 8, 13, 17, 25, 32, 42, 49, 65, 70, 86, 93, 109, 116, 121, 137, 144, 160, 167, 183, 202, 239, 247, 263, 294, 319, 335, 346, 359, 369, 445, 452, 456, 472, 485, 555, 562, 572, 579, 595, 626, 667, 692, 700, 707, 717, 772, 785, 801, 805, 866, 873, 898, 914]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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