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.

A219327 Positive integers k that are equal to the absolute value of the determinant of the circulant matrix formed by the decimal digits of k.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 48
11 247
12 370
13 378
14 407
15 481
16 518
17 592
18 629
19 1360
20 1547
21 3075
22 26027
23 26933
24 45018
25 69781
26 80487
27 123823
28 154791
29 289835
30 1920261
31 2137616
32 2716713
33 3100883
34 3480140
35 3934896
36 4179451
37 4830936
38 5218958
39 11955168
40 23203827
41 80651025
42 95738203

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 48, 247, 370, 378, 407, 481, 518, 592, 629, 1360, 1547, 3075, 26027, 26933, 45018, 69781, 80487, 123823, 154791, 289835, 1920261, 2137616, 2716713, 3100883, 3480140, 3934896, 4179451, 4830936, 5218958, 11955168, 23203827, 80651025, 95738203]