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.

A031184 Numbers having period-2 4-digitized sequences.

Table of values

n a(n)
1 66
2 127
3 172
4 217
5 228
6 271
7 282
8 445
9 454
10 456
11 465
12 544
13 546
14 564
15 606
16 645
17 654
18 660
19 712
20 721
21 822
22 1027
23 1072
24 1137
25 1149
26 1173
27 1188
28 1194
29 1207
30 1248
31 1270
32 1277
33 1278
34 1284
35 1287
36 1317
37 1369
38 1371
39 1396
40 1419
41 1428
42 1456
43 1465
44 1482

List of values

[66, 127, 172, 217, 228, 271, 282, 445, 454, 456, 465, 544, 546, 564, 606, 645, 654, 660, 712, 721, 822, 1027, 1072, 1137, 1149, 1173, 1188, 1194, 1207, 1248, 1270, 1277, 1278, 1284, 1287, 1317, 1369, 1371, 1396, 1419, 1428, 1456, 1465, 1482]

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

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