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.

A327302 One of the two successive approximations up to 5^n for the 5-adic integer sqrt(-9). This is the 1 (mod 5) case (except for n = 0).

Table of values

n a(n)
0 0
1 1
2 21
3 46
4 546
5 3046
6 12421
7 59296
8 59296
9 840546
10 8653046
11 28184296
12 125840546
13 369981171
14 2811387421
15 2811387421
16 2811387421
17 460575059296
18 2749393418671
19 10378787949921
20 48525760606171
21 143893192246796
22 2051241825059296
23 6819613407090546
24 30661471317246796

List of values

[0, 1, 21, 46, 546, 3046, 12421, 59296, 59296, 840546, 8653046, 28184296, 125840546, 369981171, 2811387421, 2811387421, 2811387421, 460575059296, 2749393418671, 10378787949921, 48525760606171, 143893192246796, 2051241825059296, 6819613407090546, 30661471317246796]