A184939 - cp's OEIS frontend

A184939 From the base sequence of the positive integers, keep the first two, remove the next three, keep the next five, remove the next seven, ..., block lengths determined by the prime numbers.

n	a(n)
1	1
2	2
3	6
4	7
5	8
6	9
7	10
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	25
16	26
17	27
18	28
19	42
20	43
21	44
22	45
23	46
24	47
25	48
26	49
27	50
28	51
29	52
30	53
31	54
32	55
33	56
34	57
35	58
36	78
37	79
38	80
39	81
40	82
41	83
42	84
43	85
44	86
45	87
46	88
47	89
48	90
49	91
50	92
51	93
52	94
53	95
54	96
55	97
56	98
57	99
58	100
59	130
60	131
61	132

[1, 2, 6, 7, 8, 9, 10, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 130, 131, 132]

cp's OEIS Frontend

A184939 From the base sequence of the positive integers, keep the first two, remove the next three, keep the next five, remove the next seven, ..., block lengths determined by the prime numbers.

Table of values

List of values

n	a(n)
1	1
2	2
3	6
4	7
5	8
6	9
7	10
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	25
16	26
17	27
18	28
19	42
20	43
21	44
22	45
23	46
24	47
25	48
26	49
27	50
28	51
29	52
30	53
31	54
32	55
33	56
34	57
35	58
36	78
37	79
38	80
39	81
40	82
41	83
42	84
43	85
44	86
45	87
46	88
47	89
48	90
49	91
50	92
51	93
52	94
53	95
54	96
55	97
56	98
57	99
58	100
59	130
60	131
61	132

n	a(n)
1	1
2	2
3	6
4	7
5	8
6	9
7	10
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	25
16	26
17	27
18	28
19	42
20	43
21	44
22	45
23	46
24	47
25	48
26	49
27	50
28	51
29	52
30	53
31	54
32	55
33	56
34	57
35	58
36	78
37	79
38	80
39	81
40	82
41	83
42	84
43	85
44	86
45	87
46	88
47	89
48	90
49	91
50	92
51	93
52	94
53	95
54	96
55	97
56	98
57	99
58	100
59	130
60	131
61	132

n	a(n)
1	1
2	2
3	6
4	7
5	8
6	9
7	10
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	25
16	26
17	27
18	28
19	42
20	43
21	44
22	45
23	46
24	47
25	48
26	49
27	50
28	51
29	52
30	53
31	54
32	55
33	56
34	57
35	58
36	78
37	79
38	80
39	81
40	82
41	83
42	84
43	85
44	86
45	87
46	88
47	89
48	90
49	91
50	92
51	93
52	94
53	95
54	96
55	97
56	98
57	99
58	100
59	130
60	131
61	132