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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.

A215198 Numbers n such that n and n + 1 are both of the form p*q^5 where p and q are distinct primes.

Table of values

n a(n)
1 8991
2 9375
3 335583
4 364256
5 488672
6 535328
7 677727
8 690848
9 755487
10 768608
11 864351
12 908576
13 924128
14 955232
15 1097631
16 1377567
17 1424223
18 1608416
19 1688607
20 1875231
21 2121632
22 2124063
23 2168288
24 2277152
25 2541536
26 2575071
27 2621727
28 2901663
29 3190624
30 3241376
31 3409375

List of values

[8991, 9375, 335583, 364256, 488672, 535328, 677727, 690848, 755487, 768608, 864351, 908576, 924128, 955232, 1097631, 1377567, 1424223, 1608416, 1688607, 1875231, 2121632, 2124063, 2168288, 2277152, 2541536, 2575071, 2621727, 2901663, 3190624, 3241376, 3409375]

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

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