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.

A286878 One of the two successive approximations up to 17^n for 17-adic integer sqrt(-1). Here the 13 (mod 17) case (except for n=0).

Table of values

n a(n)
0 0
1 13
2 251
3 1985
4 56028
5 390112
6 390112
7 96940388
8 3379649772
9 24306922095
10 1565949316556
11 5597937117454
12 553948278039582
13 6380170650337192
14 154948841143926247
15 2848994066094341111
16 5711417117604156904
17 735629295252607184119
18 7353551390343301297535

List of values

[0, 13, 251, 1985, 56028, 390112, 390112, 96940388, 3379649772, 24306922095, 1565949316556, 5597937117454, 553948278039582, 6380170650337192, 154948841143926247, 2848994066094341111, 5711417117604156904, 735629295252607184119, 7353551390343301297535]

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

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