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.

A306043 Lexicographically first sequence of distinct positive squares, no two or more of which sum to a square.

Table of values

n a(n)
1 1
2 4
3 9
4 25
5 49
6 64
7 484
8 625
9 1225
10 2209
11 12100
12 57600
13 67600
14 287296
15 1517824
16 7452900
17 19492225
18 64352484
19 161391616
20 976375009
21 3339684100
22 9758278656
23 33371982400
24 81598207716
25 448192758784
26 1641916765129
27 4148028762241
28 23794464493849

List of values

[1, 4, 9, 25, 49, 64, 484, 625, 1225, 2209, 12100, 57600, 67600, 287296, 1517824, 7452900, 19492225, 64352484, 161391616, 976375009, 3339684100, 9758278656, 33371982400, 81598207716, 448192758784, 1641916765129, 4148028762241, 23794464493849]