A207190 - cp's OEIS frontend

A207190 Numbers matching polynomials y(k,x) that have x^2 + 1 as a factor; see Comments.

n	a(n)
1	8
2	20
3	25
4	27
5	37
6	45
7	55
8	59
9	64
10	79
11	96
12	101
13	116
14	124
15	134
16	164
17	184
18	194
19	199
20	204
21	209
22	214
23	224
24	239
25	244
26	255
27	260
28	275
29	320
30	335
31	340
32	376
33	381
34	396
35	406
36	411
37	416
38	421
39	426
40	436
41	441
42	456
43	461
44	471
45	481
46	486
47	491
48	496
49	501
50	503
51	513
52	518

[8, 20, 25, 27, 37, 45, 55, 59, 64, 79, 96, 101, 116, 124, 134, 164, 184, 194, 199, 204, 209, 214, 224, 239, 244, 255, 260, 275, 320, 335, 340, 376, 381, 396, 406, 411, 416, 421, 426, 436, 441, 456, 461, 471, 481, 486, 491, 496, 501, 503, 513, 518]

cp's OEIS Frontend

A207190 Numbers matching polynomials y(k,x) that have x^2 + 1 as a factor; see Comments.

Table of values

List of values

n	a(n)
1	8
2	20
3	25
4	27
5	37
6	45
7	55
8	59
9	64
10	79
11	96
12	101
13	116
14	124
15	134
16	164
17	184
18	194
19	199
20	204
21	209
22	214
23	224
24	239
25	244
26	255
27	260
28	275
29	320
30	335
31	340
32	376
33	381
34	396
35	406
36	411
37	416
38	421
39	426
40	436
41	441
42	456
43	461
44	471
45	481
46	486
47	491
48	496
49	501
50	503
51	513
52	518

n	a(n)
1	8
2	20
3	25
4	27
5	37
6	45
7	55
8	59
9	64
10	79
11	96
12	101
13	116
14	124
15	134
16	164
17	184
18	194
19	199
20	204
21	209
22	214
23	224
24	239
25	244
26	255
27	260
28	275
29	320
30	335
31	340
32	376
33	381
34	396
35	406
36	411
37	416
38	421
39	426
40	436
41	441
42	456
43	461
44	471
45	481
46	486
47	491
48	496
49	501
50	503
51	513
52	518

n	a(n)
1	8
2	20
3	25
4	27
5	37
6	45
7	55
8	59
9	64
10	79
11	96
12	101
13	116
14	124
15	134
16	164
17	184
18	194
19	199
20	204
21	209
22	214
23	224
24	239
25	244
26	255
27	260
28	275
29	320
30	335
31	340
32	376
33	381
34	396
35	406
36	411
37	416
38	421
39	426
40	436
41	441
42	456
43	461
44	471
45	481
46	486
47	491
48	496
49	501
50	503
51	513
52	518