A224210 - cp's OEIS frontend

A224210 Least prime p such that sum_{k=0}^n (k+1)^2*x^{n-k} is irreducible modulo p.

n	a(n)
1	2
2	11
3	7
4	17
5	11
6	3
7	7
8	97
9	3
10	89
11	31
12	113
13	43
14	7
15	23
16	23
17	17
18	67
19	23
20	109
21	17
22	277
23	103
24	283
25	59
26	101
27	157
28	127
29	29
30	79
31	23
32	223
33	73
34	269
35	433
36	137
37	5
38	659
39	109
40	401
41	419
42	7
43	373
44	131
45	89
46	269
47	149
48	61
49	829
50	881

[2, 11, 7, 17, 11, 3, 7, 97, 3, 89, 31, 113, 43, 7, 23, 23, 17, 67, 23, 109, 17, 277, 103, 283, 59, 101, 157, 127, 29, 79, 23, 223, 73, 269, 433, 137, 5, 659, 109, 401, 419, 7, 373, 131, 89, 269, 149, 61, 829, 881]

cp's OEIS Frontend

A224210 Least prime p such that sum_{k=0}^n (k+1)^2*x^{n-k} is irreducible modulo p.

Table of values

List of values

n	a(n)
1	2
2	11
3	7
4	17
5	11
6	3
7	7
8	97
9	3
10	89
11	31
12	113
13	43
14	7
15	23
16	23
17	17
18	67
19	23
20	109
21	17
22	277
23	103
24	283
25	59
26	101
27	157
28	127
29	29
30	79
31	23
32	223
33	73
34	269
35	433
36	137
37	5
38	659
39	109
40	401
41	419
42	7
43	373
44	131
45	89
46	269
47	149
48	61
49	829
50	881

n	a(n)
1	2
2	11
3	7
4	17
5	11
6	3
7	7
8	97
9	3
10	89
11	31
12	113
13	43
14	7
15	23
16	23
17	17
18	67
19	23
20	109
21	17
22	277
23	103
24	283
25	59
26	101
27	157
28	127
29	29
30	79
31	23
32	223
33	73
34	269
35	433
36	137
37	5
38	659
39	109
40	401
41	419
42	7
43	373
44	131
45	89
46	269
47	149
48	61
49	829
50	881

n	a(n)
1	2
2	11
3	7
4	17
5	11
6	3
7	7
8	97
9	3
10	89
11	31
12	113
13	43
14	7
15	23
16	23
17	17
18	67
19	23
20	109
21	17
22	277
23	103
24	283
25	59
26	101
27	157
28	127
29	29
30	79
31	23
32	223
33	73
34	269
35	433
36	137
37	5
38	659
39	109
40	401
41	419
42	7
43	373
44	131
45	89
46	269
47	149
48	61
49	829
50	881