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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.

A044874 Numbers having, in base 3, (sum of even run lengths)=(sum of odd run lengths).

Table of values

n a(n)
1 28
2 29
3 31
4 35
5 37
6 38
7 42
8 43
9 45
10 49
11 51
12 52
13 55
14 56
15 58
16 62
17 63
18 66
19 68
20 71
21 73
22 74
23 75
24 77
25 2197
26 2198
27 2200
28 2202
29 2203
30 2206
31 2207
32 2208
33 2210
34 2213
35 2223
36 2227
37 2231
38 2259
39 2263
40 2267
41 2271
42 2273
43 2274
44 2275
45 2277
46 2280

List of values

[28, 29, 31, 35, 37, 38, 42, 43, 45, 49, 51, 52, 55, 56, 58, 62, 63, 66, 68, 71, 73, 74, 75, 77, 2197, 2198, 2200, 2202, 2203, 2206, 2207, 2208, 2210, 2213, 2223, 2227, 2231, 2259, 2263, 2267, 2271, 2273, 2274, 2275, 2277, 2280]

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

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