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.

A261344 Numbers n such that n!3 - 3^8 is prime, where n!3 = n!!! is a triple factorial number (A007661).

Table of values

n a(n)
1 16
2 17
3 20
4 25
5 26
6 35
7 37
8 47
9 88
10 94
11 125
12 127
13 134
14 326
15 328
16 368
17 398
18 425
19 698
20 700
21 734
22 1303
23 1427
24 2011
25 2542
26 2699
27 3938
28 4214
29 5137
30 6314
31 8669
32 9041
33 12494
34 13520
35 14609
36 23732
37 41399
38 43867
39 49471

List of values

[16, 17, 20, 25, 26, 35, 37, 47, 88, 94, 125, 127, 134, 326, 328, 368, 398, 425, 698, 700, 734, 1303, 1427, 2011, 2542, 2699, 3938, 4214, 5137, 6314, 8669, 9041, 12494, 13520, 14609, 23732, 41399, 43867, 49471]

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

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