A247427 - cp's OEIS frontend

A247427 2n - m, where m is the largest integer such that A003249(m) <= n.

n	a(n)
1	2
2	4
3	6
4	8
5	10
6	12
7	14
8	15
9	17
10	19
11	21
12	23
13	25
14	27
15	29
16	31
17	33
18	35
19	37
20	39
21	40
22	42
23	44
24	46
25	48
26	50
27	52
28	54
29	55
30	57
31	59
32	61
33	63
34	65
35	67
36	69
37	71
38	73
39	75
40	77
41	79
42	80
43	82
44	84
45	86
46	88
47	90
48	92
49	94
50	95
51	97
52	99
53	101
54	103
55	104
56	106
57	108
58	110
59	112
60	114
61	116
62	118
63	119

[2, 4, 6, 8, 10, 12, 14, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 40, 42, 44, 46, 48, 50, 52, 54, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 80, 82, 84, 86, 88, 90, 92, 94, 95, 97, 99, 101, 103, 104, 106, 108, 110, 112, 114, 116, 118, 119]

cp's OEIS Frontend

A247427 2n - m, where m is the largest integer such that A003249(m) <= n.

Table of values

List of values

n	a(n)
1	2
2	4
3	6
4	8
5	10
6	12
7	14
8	15
9	17
10	19
11	21
12	23
13	25
14	27
15	29
16	31
17	33
18	35
19	37
20	39
21	40
22	42
23	44
24	46
25	48
26	50
27	52
28	54
29	55
30	57
31	59
32	61
33	63
34	65
35	67
36	69
37	71
38	73
39	75
40	77
41	79
42	80
43	82
44	84
45	86
46	88
47	90
48	92
49	94
50	95
51	97
52	99
53	101
54	103
55	104
56	106
57	108
58	110
59	112
60	114
61	116
62	118
63	119

n	a(n)
1	2
2	4
3	6
4	8
5	10
6	12
7	14
8	15
9	17
10	19
11	21
12	23
13	25
14	27
15	29
16	31
17	33
18	35
19	37
20	39
21	40
22	42
23	44
24	46
25	48
26	50
27	52
28	54
29	55
30	57
31	59
32	61
33	63
34	65
35	67
36	69
37	71
38	73
39	75
40	77
41	79
42	80
43	82
44	84
45	86
46	88
47	90
48	92
49	94
50	95
51	97
52	99
53	101
54	103
55	104
56	106
57	108
58	110
59	112
60	114
61	116
62	118
63	119

n	a(n)
1	2
2	4
3	6
4	8
5	10
6	12
7	14
8	15
9	17
10	19
11	21
12	23
13	25
14	27
15	29
16	31
17	33
18	35
19	37
20	39
21	40
22	42
23	44
24	46
25	48
26	50
27	52
28	54
29	55
30	57
31	59
32	61
33	63
34	65
35	67
36	69
37	71
38	73
39	75
40	77
41	79
42	80
43	82
44	84
45	86
46	88
47	90
48	92
49	94
50	95
51	97
52	99
53	101
54	103
55	104
56	106
57	108
58	110
59	112
60	114
61	116
62	118
63	119