A290541 - cp's OEIS frontend

A290541 Record gaps between numbers that are either prime or twice a prime.

n	a(n)
1	1
2	3
3	6
4	10
5	11
6	12
7	13
8	15
9	19
10	21
11	25
12	28
13	35
14	40
15	48
16	57
17	60
18	64
19	70
20	75
21	83
22	90
23	95
24	117
25	120
26	144
27	148
28	150
29	153
30	167
31	168
32	196
33	205
34	212
35	214
36	221
37	234
38	244
39	254
40	255

[1, 3, 6, 10, 11, 12, 13, 15, 19, 21, 25, 28, 35, 40, 48, 57, 60, 64, 70, 75, 83, 90, 95, 117, 120, 144, 148, 150, 153, 167, 168, 196, 205, 212, 214, 221, 234, 244, 254, 255]

cp's OEIS Frontend

A290541 Record gaps between numbers that are either prime or twice a prime.

Table of values

List of values

n	a(n)
1	1
2	3
3	6
4	10
5	11
6	12
7	13
8	15
9	19
10	21
11	25
12	28
13	35
14	40
15	48
16	57
17	60
18	64
19	70
20	75
21	83
22	90
23	95
24	117
25	120
26	144
27	148
28	150
29	153
30	167
31	168
32	196
33	205
34	212
35	214
36	221
37	234
38	244
39	254
40	255

n	a(n)
1	1
2	3
3	6
4	10
5	11
6	12
7	13
8	15
9	19
10	21
11	25
12	28
13	35
14	40
15	48
16	57
17	60
18	64
19	70
20	75
21	83
22	90
23	95
24	117
25	120
26	144
27	148
28	150
29	153
30	167
31	168
32	196
33	205
34	212
35	214
36	221
37	234
38	244
39	254
40	255

n	a(n)
1	1
2	3
3	6
4	10
5	11
6	12
7	13
8	15
9	19
10	21
11	25
12	28
13	35
14	40
15	48
16	57
17	60
18	64
19	70
20	75
21	83
22	90
23	95
24	117
25	120
26	144
27	148
28	150
29	153
30	167
31	168
32	196
33	205
34	212
35	214
36	221
37	234
38	244
39	254
40	255