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.

A099207 A variation on Flavius's sieve (A000960): Start with the primes; at the k-th sieving step, remove every (k+1)-st term of the sequence remaining after the (k-1)-st sieving step; iterate.

Table of values

n a(n)
1 2
2 5
3 17
4 41
5 67
6 103
7 167
8 227
9 307
10 401
11 467
12 599
13 751
14 853
15 1087
16 1279
17 1409
18 1607
19 1879
20 2027
21 2351
22 2671
23 2731
24 3253
25 3433
26 3803
27 4127
28 4517
29 4817
30 5381
31 5813
32 6203
33 6521
34 7247
35 7489
36 8011
37 8761
38 8933
39 9629
40 10273
41 10861
42 11243
43 12301
44 12421
45 13297

List of values

[2, 5, 17, 41, 67, 103, 167, 227, 307, 401, 467, 599, 751, 853, 1087, 1279, 1409, 1607, 1879, 2027, 2351, 2671, 2731, 3253, 3433, 3803, 4127, 4517, 4817, 5381, 5813, 6203, 6521, 7247, 7489, 8011, 8761, 8933, 9629, 10273, 10861, 11243, 12301, 12421, 13297]