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.

A211822 Nonprime numbers with all divisors with additive digital root of 1.

Table of values

n a(n)
1 1
2 361
3 703
4 1369
5 1387
6 2071
7 2413
8 2701
9 3097
10 3439
11 3781
12 4033
13 4699
14 5149
15 5329
16 5833
17 6031
18 6697
19 6859
20 7201
21 7363
22 7543
23 7957
24 8227
25 9253
26 9271
27 9937
28 10027
29 10279
30 10963
31 11359
32 11647
33 11881
34 11899
35 11989
36 13213
37 13357

List of values

[1, 361, 703, 1369, 1387, 2071, 2413, 2701, 3097, 3439, 3781, 4033, 4699, 5149, 5329, 5833, 6031, 6697, 6859, 7201, 7363, 7543, 7957, 8227, 9253, 9271, 9937, 10027, 10279, 10963, 11359, 11647, 11881, 11899, 11989, 13213, 13357]