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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.

A085876 Smallest k such that k and k+n have the same prime signature that is different from all previous terms.

Table of values

n a(n)
1 2
2 18
3 35
4 66
5 4
6 84
7 344
8 1692
9 1785
10 270
11 4293
12 1176
13 9315
14 1458
15 3450
16 5304
17 2656
18 10332
19 8
20 1352
21 13344
22 73040
23 190762
24 28812
25 128180
26 77248
27 51948
28 43092
29 196
30 35880
31 287469
32 85968
33 387552
34 83072
35 412300
36 45864
37 247131
38 549250
39 1713855
40 714960
41 898816
42 266448

List of values

[2, 18, 35, 66, 4, 84, 344, 1692, 1785, 270, 4293, 1176, 9315, 1458, 3450, 5304, 2656, 10332, 8, 1352, 13344, 73040, 190762, 28812, 128180, 77248, 51948, 43092, 196, 35880, 287469, 85968, 387552, 83072, 412300, 45864, 247131, 549250, 1713855, 714960, 898816, 266448]

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

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