A008843 - cp's OEIS frontend

A008843 Squares of NSW numbers (A002315): x^2 such that x^2 - 2y^2 = -1 for some y.

n	a(n)
0	1
1	49
2	1681
3	57121
4	1940449
5	65918161
6	2239277041
7	76069501249
8	2584123765441
9	87784138523761
10	2982076586042449
11	101302819786919521
12	3441313796169221281
13	116903366249966604049
14	3971273138702695316401
15	134906383349641674153601
16	4582845760749114225906049
17	155681849482120242006652081

[1, 49, 1681, 57121, 1940449, 65918161, 2239277041, 76069501249, 2584123765441, 87784138523761, 2982076586042449, 101302819786919521, 3441313796169221281, 116903366249966604049, 3971273138702695316401, 134906383349641674153601, 4582845760749114225906049, 155681849482120242006652081]

cp's OEIS Frontend

A008843 Squares of NSW numbers (A002315): x^2 such that x^2 - 2y^2 = -1 for some y.

Table of values

List of values