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.

A209618 Primes separated from their adjacent next primes by a composite number of successive composites.

Table of values

n a(n)
1 139
2 181
3 241
4 283
5 337
6 409
7 421
8 547
9 577
10 631
11 691
12 709
13 787
14 811
15 829
16 919
17 1021
18 1039
19 1051
20 1129
21 1153
22 1171
23 1249
24 1327
25 1399
26 1471
27 1627
28 1699
29 1723
30 1801
31 1831
32 1879
33 1933
34 1951
35 2017
36 2029
37 2053
38 2089
39 2113
40 2143
41 2221
42 2251
43 2311
44 2477
45 2521
46 2557

List of values

[139, 181, 241, 283, 337, 409, 421, 547, 577, 631, 691, 709, 787, 811, 829, 919, 1021, 1039, 1051, 1129, 1153, 1171, 1249, 1327, 1399, 1471, 1627, 1699, 1723, 1801, 1831, 1879, 1933, 1951, 2017, 2029, 2053, 2089, 2113, 2143, 2221, 2251, 2311, 2477, 2521, 2557]

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

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