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.

A097732 Pell equation solutions (7*a(n))^2 - 2*(5*b(n))^2 = -1 with b(n):=A097733(n), n >= 0. Note that D=50=2*5^2 is not squarefree.

Table of values

n a(n)
0 1
1 199
2 39401
3 7801199
4 1544598001
5 305822602999
6 60551330795801
7 11988857674965599
8 2373733268312392801
9 469987198268178808999
10 93055091523831091789001
11 18424438134520287995413199
12 3647945695543493192000024401
13 722274823279477131728009418199

List of values

[1, 199, 39401, 7801199, 1544598001, 305822602999, 60551330795801, 11988857674965599, 2373733268312392801, 469987198268178808999, 93055091523831091789001, 18424438134520287995413199, 3647945695543493192000024401, 722274823279477131728009418199]