A081231 - cp's OEIS frontend

A081231 Let p = n-th prime of the form 4k+3, take smallest solution (x,y) to the Pellian equation x^2 - p*y^2 = 1 with x and y >= 1; sequence gives value of x.

n	a(n)
1	2
2	8
3	10
4	170
5	24
6	1520
7	3482
8	48
9	530
10	48842
11	3480
12	80
13	82
14	227528
15	962
16	4730624
17	10610
18	77563250
19	1728148040
20	64080026
21	168
22	4190210
23	8994000
24	16266196520
25	278354373650
26	224
27	226
28	6195120
29	3674890
30	139128
31	115974983600
32	138274082

[2, 8, 10, 170, 24, 1520, 3482, 48, 530, 48842, 3480, 80, 82, 227528, 962, 4730624, 10610, 77563250, 1728148040, 64080026, 168, 4190210, 8994000, 16266196520, 278354373650, 224, 226, 6195120, 3674890, 139128, 115974983600, 138274082]

cp's OEIS Frontend

A081231 Let p = n-th prime of the form 4k+3, take smallest solution (x,y) to the Pellian equation x^2 - p*y^2 = 1 with x and y >= 1; sequence gives value of x.

Table of values

List of values