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.

A250478 Number of times prime(n) occurs as the least prime factor among numbers 1 .. prime(n)^4: a(n) = A078898(A030514(n)).

Table of values

n a(n)
1 8
2 14
3 42
4 92
5 305
6 455
7 944
8 1238
9 2085
10 3995
11 4710
12 7757
13 10273
14 11558
15 14742
16 20701
17 28019
18 30444
19 39680
20 46534
21 49856
22 62350
23 71394
24 86977
25 111352
26 124421
27 130649
28 145076
29 151939
30 167759
31 236113
32 257098
33 291830
34 302611
35 370060
36 382610
37 427214
38 475078

List of values

[8, 14, 42, 92, 305, 455, 944, 1238, 2085, 3995, 4710, 7757, 10273, 11558, 14742, 20701, 28019, 30444, 39680, 46534, 49856, 62350, 71394, 86977, 111352, 124421, 130649, 145076, 151939, 167759, 236113, 257098, 291830, 302611, 370060, 382610, 427214, 475078]