A028937 - cp's OEIS frontend

A028937 Denominator of x-coordinate of (2n)*P where P = (0,0) is the generator for rational points on the curve y^2 + y = x^3 - x.

n	a(n)
1	1
2	1
3	1
4	25
5	16
6	841
7	16641
8	4225
9	13608721
10	264517696
11	12925188721
12	5677664356225
13	49020596163841
14	158432514799144041
15	62586636021357187216
16	1870098771536627436025
17	41998153797159031581158401
18	15402543997324146892198790401

[1, 1, 1, 25, 16, 841, 16641, 4225, 13608721, 264517696, 12925188721, 5677664356225, 49020596163841, 158432514799144041, 62586636021357187216, 1870098771536627436025, 41998153797159031581158401, 15402543997324146892198790401]

cp's OEIS Frontend

A028937 Denominator of x-coordinate of (2n)*P where P = (0,0) is the generator for rational points on the curve y^2 + y = x^3 - x.

Table of values

List of values