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.

A256227 Naught-y numbers (A011540) that after removing all zeros become zeroless primes (A038618).

Table of values

n a(n)
1 20
2 30
3 50
4 70
5 101
6 103
7 107
8 109
9 110
10 130
11 170
12 190
13 200
14 203
15 209
16 230
17 290
18 300
19 301
20 307
21 310
22 370
23 401
24 403
25 407
26 410
27 430
28 470
29 500
30 503
31 509
32 530
33 590
34 601
35 607
36 610
37 670
38 700
39 701
40 703
41 709
42 710
43 730
44 790
45 803
46 809
47 830
48 890
49 907
50 970
51 1001
52 1003
53 1007
54 1009
55 1010
56 1013
57 1027
58 1030

List of values

[20, 30, 50, 70, 101, 103, 107, 109, 110, 130, 170, 190, 200, 203, 209, 230, 290, 300, 301, 307, 310, 370, 401, 403, 407, 410, 430, 470, 500, 503, 509, 530, 590, 601, 607, 610, 670, 700, 701, 703, 709, 710, 730, 790, 803, 809, 830, 890, 907, 970, 1001, 1003, 1007, 1009, 1010, 1013, 1027, 1030]