A067118 - cp's OEIS frontend

A067118 a(n) =floor[X/Y] where X= concatenation of first n even numbers in decreasing order and Y = that of first n odd numbers in increasing order.

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	8
7	10
8	11
9	13
10	14
11	16
12	17
13	19
14	20
15	22
16	23
17	25
18	26
19	28
20	29
21	31
22	32
23	34
24	35
25	37
26	38
27	40
28	41
29	43
30	44
31	46
32	47
33	49
34	50
35	52
36	53
37	55
38	56
39	58
40	59
41	60
42	62
43	63
44	65
45	66
46	68
47	69
48	71
49	72
50	74
51	75
52	76
53	78
54	79
55	81
56	82
57	84
58	85
59	86
60	88
61	89
62	91
63	92
64	94
65	95
66	97
67	98
68	100
69	101
70	103

[2, 3, 4, 6, 8, 8, 10, 11, 13, 14, 16, 17, 19, 20, 22, 23, 25, 26, 28, 29, 31, 32, 34, 35, 37, 38, 40, 41, 43, 44, 46, 47, 49, 50, 52, 53, 55, 56, 58, 59, 60, 62, 63, 65, 66, 68, 69, 71, 72, 74, 75, 76, 78, 79, 81, 82, 84, 85, 86, 88, 89, 91, 92, 94, 95, 97, 98, 100, 101, 103]

cp's OEIS Frontend

A067118 a(n) =floor[X/Y] where X= concatenation of first n even numbers in decreasing order and Y = that of first n odd numbers in increasing order.

Table of values

List of values

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	8
7	10
8	11
9	13
10	14
11	16
12	17
13	19
14	20
15	22
16	23
17	25
18	26
19	28
20	29
21	31
22	32
23	34
24	35
25	37
26	38
27	40
28	41
29	43
30	44
31	46
32	47
33	49
34	50
35	52
36	53
37	55
38	56
39	58
40	59
41	60
42	62
43	63
44	65
45	66
46	68
47	69
48	71
49	72
50	74
51	75
52	76
53	78
54	79
55	81
56	82
57	84
58	85
59	86
60	88
61	89
62	91
63	92
64	94
65	95
66	97
67	98
68	100
69	101
70	103

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	8
7	10
8	11
9	13
10	14
11	16
12	17
13	19
14	20
15	22
16	23
17	25
18	26
19	28
20	29
21	31
22	32
23	34
24	35
25	37
26	38
27	40
28	41
29	43
30	44
31	46
32	47
33	49
34	50
35	52
36	53
37	55
38	56
39	58
40	59
41	60
42	62
43	63
44	65
45	66
46	68
47	69
48	71
49	72
50	74
51	75
52	76
53	78
54	79
55	81
56	82
57	84
58	85
59	86
60	88
61	89
62	91
63	92
64	94
65	95
66	97
67	98
68	100
69	101
70	103

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	8
7	10
8	11
9	13
10	14
11	16
12	17
13	19
14	20
15	22
16	23
17	25
18	26
19	28
20	29
21	31
22	32
23	34
24	35
25	37
26	38
27	40
28	41
29	43
30	44
31	46
32	47
33	49
34	50
35	52
36	53
37	55
38	56
39	58
40	59
41	60
42	62
43	63
44	65
45	66
46	68
47	69
48	71
49	72
50	74
51	75
52	76
53	78
54	79
55	81
56	82
57	84
58	85
59	86
60	88
61	89
62	91
63	92
64	94
65	95
66	97
67	98
68	100
69	101
70	103