A120751 - cp's OEIS frontend

A120751 (v(1), u(1), v(2), u(2), v(3), u(3), ...), where u = A120243 and v = A120749.

n	a(n)
1	2
2	1
3	4
4	3
5	7
6	5
7	9
8	6
9	11
10	8
11	12
12	10
13	14
14	13
15	16
16	15
17	19
18	17
19	21
20	18
21	23
22	20
23	24
24	22
25	26
26	25
27	28
28	27
29	31
30	29
31	33
32	30
33	36
34	32
35	38
36	34
37	40
38	35
39	41
40	37
41	43
42	39
43	45
44	42
45	48
46	44
47	50
48	46
49	52
50	47
51	53
52	49
53	55
54	51
55	57
56	54
57	60
58	56
59	62
60	58
61	64
62	59
63	65
64	61
65	67
66	63
67	69
68	66
69	70
70	68
71	72
72	71

[2, 1, 4, 3, 7, 5, 9, 6, 11, 8, 12, 10, 14, 13, 16, 15, 19, 17, 21, 18, 23, 20, 24, 22, 26, 25, 28, 27, 31, 29, 33, 30, 36, 32, 38, 34, 40, 35, 41, 37, 43, 39, 45, 42, 48, 44, 50, 46, 52, 47, 53, 49, 55, 51, 57, 54, 60, 56, 62, 58, 64, 59, 65, 61, 67, 63, 69, 66, 70, 68, 72, 71]

cp's OEIS Frontend

A120751 (v(1), u(1), v(2), u(2), v(3), u(3), ...), where u = A120243 and v = A120749.

Table of values

List of values

n	a(n)
1	2
2	1
3	4
4	3
5	7
6	5
7	9
8	6
9	11
10	8
11	12
12	10
13	14
14	13
15	16
16	15
17	19
18	17
19	21
20	18
21	23
22	20
23	24
24	22
25	26
26	25
27	28
28	27
29	31
30	29
31	33
32	30
33	36
34	32
35	38
36	34
37	40
38	35
39	41
40	37
41	43
42	39
43	45
44	42
45	48
46	44
47	50
48	46
49	52
50	47
51	53
52	49
53	55
54	51
55	57
56	54
57	60
58	56
59	62
60	58
61	64
62	59
63	65
64	61
65	67
66	63
67	69
68	66
69	70
70	68
71	72
72	71

n	a(n)
1	2
2	1
3	4
4	3
5	7
6	5
7	9
8	6
9	11
10	8
11	12
12	10
13	14
14	13
15	16
16	15
17	19
18	17
19	21
20	18
21	23
22	20
23	24
24	22
25	26
26	25
27	28
28	27
29	31
30	29
31	33
32	30
33	36
34	32
35	38
36	34
37	40
38	35
39	41
40	37
41	43
42	39
43	45
44	42
45	48
46	44
47	50
48	46
49	52
50	47
51	53
52	49
53	55
54	51
55	57
56	54
57	60
58	56
59	62
60	58
61	64
62	59
63	65
64	61
65	67
66	63
67	69
68	66
69	70
70	68
71	72
72	71

n	a(n)
1	2
2	1
3	4
4	3
5	7
6	5
7	9
8	6
9	11
10	8
11	12
12	10
13	14
14	13
15	16
16	15
17	19
18	17
19	21
20	18
21	23
22	20
23	24
24	22
25	26
26	25
27	28
28	27
29	31
30	29
31	33
32	30
33	36
34	32
35	38
36	34
37	40
38	35
39	41
40	37
41	43
42	39
43	45
44	42
45	48
46	44
47	50
48	46
49	52
50	47
51	53
52	49
53	55
54	51
55	57
56	54
57	60
58	56
59	62
60	58
61	64
62	59
63	65
64	61
65	67
66	63
67	69
68	66
69	70
70	68
71	72
72	71