A319894 - cp's OEIS frontend

A319894 Number of ordered pairs (i,j) with 0 < i < j < prime(n)/2 such that R(i^4,prime(n)) > R(j^4,prime(n)), where R(k,p) (with p an odd prime) denotes the unique integer r among 0,...,(p-1)/2 with k congruent to r or -r modulo p.

n	a(n)
2	0
3	0
4	0
5	6
6	3
7	5
8	10
9	22
10	51
11	62
12	58
13	53
14	100
15	146
16	194
17	200
18	185
19	246
20	242
21	310
22	374
23	344
24	422
25	497
26	540
27	582
28	652
29	683
30	768
31	946
32	916
33	1011
34	1180
35	1294
36	1108
37	1387
38	1592
39	1656
40	1829
41	2050
42	2048
43	2386
44	2365
45	2186
46	2184
47	2770
48	2902
49	2890
50	3296
51	3292
52	3754
53	3063
54	3562
55	3650
56	4184
57	4391
58	4164
59	4506
60	4812

[0, 0, 0, 6, 3, 5, 10, 22, 51, 62, 58, 53, 100, 146, 194, 200, 185, 246, 242, 310, 374, 344, 422, 497, 540, 582, 652, 683, 768, 946, 916, 1011, 1180, 1294, 1108, 1387, 1592, 1656, 1829, 2050, 2048, 2386, 2365, 2186, 2184, 2770, 2902, 2890, 3296, 3292, 3754, 3063, 3562, 3650, 4184, 4391, 4164, 4506, 4812]

cp's OEIS Frontend

A319894 Number of ordered pairs (i,j) with 0 < i < j < prime(n)/2 such that R(i^4,prime(n)) > R(j^4,prime(n)), where R(k,p) (with p an odd prime) denotes the unique integer r among 0,...,(p-1)/2 with k congruent to r or -r modulo p.

Table of values

List of values