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.

A251600 Least k such that prime(k) + prime(k+1) contains n prime divisors (with multiplicity), otherwise 0.

Table of values

n a(n)
1 1
2 0
3 2
4 5
5 16
6 20
7 18
8 43
9 162
10 190
11 532
12 916
13 564
14 3314
15 3908
16 10499
17 30789
18 53828
19 153384
20 62946
21 278737
22 364195
23 629686
24 3768344
25 7827416
26 9496221
27 23159959
28 184328920
29 68035462
30 92566977
31 457932094
32 370110663
33 648634305
34 4032924162
35 7841376455

List of values

[1, 0, 2, 5, 16, 20, 18, 43, 162, 190, 532, 916, 564, 3314, 3908, 10499, 30789, 53828, 153384, 62946, 278737, 364195, 629686, 3768344, 7827416, 9496221, 23159959, 184328920, 68035462, 92566977, 457932094, 370110663, 648634305, 4032924162, 7841376455]

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

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