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.

A373882 Number of lattice points inside or on the 4-dimensional hypersphere x^2 + y^2 + z^2 + u^2 = 10^n.

Table of values

n a(n)
0 9
1 569
2 49689
3 4937225
4 493490641
5 49348095737
6 4934805110729
7 493480252693889
8 49348022079085897
9 4934802199975704129
10 493480220066583590433
11 49348022005552308828457
12 4934802200546833521392241
13 493480220054489318828539601
14 49348022005446802425711456713
15 4934802200544679211736756034457

List of values

[9, 569, 49689, 4937225, 493490641, 49348095737, 4934805110729, 493480252693889, 49348022079085897, 4934802199975704129, 493480220066583590433, 49348022005552308828457, 4934802200546833521392241, 493480220054489318828539601, 49348022005446802425711456713, 4934802200544679211736756034457]

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

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