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.

A308070 Numbers k such that k is the substring identical to the most significant digits of its base-7 representation.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 6
8 102616333034
9 102620103253
10 103055445560
11 206154633166
12 206154633200
13 212216263215
14 212220033434
15 315315450515
16 321340554340
17 424436332033
18 424440102253
19 430461435550
20 430501403606
21 533560623156
22 533600556144

List of values

[0, 1, 2, 3, 4, 5, 6, 102616333034, 102620103253, 103055445560, 206154633166, 206154633200, 212216263215, 212220033434, 315315450515, 321340554340, 424436332033, 424440102253, 430461435550, 430501403606, 533560623156, 533600556144]

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

Content is available under The OEIS End-User License Agreement.