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.

A101311 Decimal numbers n such that after possibly prefixing a leading 0 to n, the resulting number n' can be broken into 2 strings of the same length, n' = xy, such that x^2+y^2 = n.

Table of values

n a(n)
1 1
2 1233
3 8833
4 10100
5 990100
6 5882353
7 94122353
8 1765038125
9 2584043776
10 7416043776
11 8235038125
12 116788321168
13 123288328768
14 876712328768
15 883212321168
16 7681802663025
17 8896802846976
18 13793103448276

List of values

[1, 1233, 8833, 10100, 990100, 5882353, 94122353, 1765038125, 2584043776, 7416043776, 8235038125, 116788321168, 123288328768, 876712328768, 883212321168, 7681802663025, 8896802846976, 13793103448276]