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.

A383202 Number of positive integers with n digits in which adjacent digits differ by at most 7.

Table of values

n a(n)
1 9
2 86
3 813
4 7693
5 72786
6 688661
7 6515721
8 61648078
9 583279341
10 5518660133
11 52214449434
12 494023669525
13 4674173312097
14 44224391459894
15 418426247682381
16 3958913146568317
17 37457003208767394
18 354397037125653845
19 3353104871295311673
20 31725187008033469918

List of values

[9, 86, 813, 7693, 72786, 688661, 6515721, 61648078, 583279341, 5518660133, 52214449434, 494023669525, 4674173312097, 44224391459894, 418426247682381, 3958913146568317, 37457003208767394, 354397037125653845, 3353104871295311673, 31725187008033469918]

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

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