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.

A210018 In base 7, numbers n which have 7 distinct digits, do not start with 0, and have property that the product (written in base 7) of any two adjacent digits is a substring of n.

Table of values

n a(n)
1 1504326
2 1506234
3 1540326
4 1543026
5 1543260
6 2153406
7 2340615
8 2341506
9 2601543
10 2603154
11 2603415
12 2604315
13 2615034
14 2615043
15 2615403
16 2615430
17 3026154
18 3154026
19 3260154
20 3260415
21 3261504
22 3261540
23 3402615
24 3406215
25 3415026
26 3415062
27 4032615
28 4053216
29 4061325
30 4062153
31 4062315
32 4132506
33 4150326
34 4150623
35 4302615
36 4306215
37 4315026
38 4315062
39 4320615
40 4321506
41 4326015
42 4326150
43 5321406
44 5321604
45 6021534
46 6023415
47 6041325
48 6043215
49 6053214
50 6132504
51 6150234
52 6150432
53 6203415
54 6204315
55 6215034
56 6215043
57 6215304
58 6215340
59 6230415
60 6231504
61 6234015
62 6234150

List of values

[1504326, 1506234, 1540326, 1543026, 1543260, 2153406, 2340615, 2341506, 2601543, 2603154, 2603415, 2604315, 2615034, 2615043, 2615403, 2615430, 3026154, 3154026, 3260154, 3260415, 3261504, 3261540, 3402615, 3406215, 3415026, 3415062, 4032615, 4053216, 4061325, 4062153, 4062315, 4132506, 4150326, 4150623, 4302615, 4306215, 4315026, 4315062, 4320615, 4321506, 4326015, 4326150, 5321406, 5321604, 6021534, 6023415, 6041325, 6043215, 6053214, 6132504, 6150234, 6150432, 6203415, 6204315, 6215034, 6215043, 6215304, 6215340, 6230415, 6231504, 6234015, 6234150]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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