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.

A381077 Sorted positions of first appearances in A380986 (product of prime indices minus product of distinct prime indices).

Table of values

n a(n)
1 1
2 9
3 25
4 49
5 63
6 81
7 99
8 121
9 125
10 135
11 169
12 171
13 245
14 279
15 289
16 343
17 361
18 363
19 369
20 375
21 387
22 477
23 529
24 531
25 575
26 603
27 625
28 675
29 711
30 729
31 747
32 833
33 841
34 847
35 873
36 875
37 891
38 909
39 961
40 981
41 1029
42 1083
43 1125
44 1127
45 1179
46 1225
47 1251
48 1377
49 1413
50 1445
51 1467

List of values

[1, 9, 25, 49, 63, 81, 99, 121, 125, 135, 169, 171, 245, 279, 289, 343, 361, 363, 369, 375, 387, 477, 529, 531, 575, 603, 625, 675, 711, 729, 747, 833, 841, 847, 873, 875, 891, 909, 961, 981, 1029, 1083, 1125, 1127, 1179, 1225, 1251, 1377, 1413, 1445, 1467]