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.

A286877 One of the two successive approximations up to 17^n for 17-adic integer sqrt(-1). Here the 4 (mod 17) case (except for n=0).

Table of values

n a(n)
0 0
1 4
2 38
3 2928
4 27493
5 1029745
6 23747457
7 313398285
8 3596107669
9 94280954402
10 450044583893
11 28673959190179
12 28673959190179
13 3524407382568745
14 13428985415474682
15 13428985415474682
16 42949774758062711577
17 91610966633729580058
18 6709533061724423693474

List of values

[0, 4, 38, 2928, 27493, 1029745, 23747457, 313398285, 3596107669, 94280954402, 450044583893, 28673959190179, 28673959190179, 3524407382568745, 13428985415474682, 13428985415474682, 42949774758062711577, 91610966633729580058, 6709533061724423693474]

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

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