A211703 - cp's OEIS frontend

A211703 a(n) = n + [n/2] + [n/3] + [n/4], where [] = floor.

n	a(n)
1	1
2	3
3	5
4	8
5	9
6	12
7	13
8	16
9	18
10	20
11	21
12	25
13	26
14	28
15	30
16	33
17	34
18	37
19	38
20	41
21	43
22	45
23	46
24	50
25	51
26	53
27	55
28	58
29	59
30	62
31	63
32	66
33	68
34	70
35	71
36	75
37	76
38	78
39	80
40	83
41	84
42	87
43	88
44	91
45	93
46	95
47	96
48	100
49	101
50	103
51	105
52	108
53	109
54	112
55	113
56	116
57	118
58	120
59	121
60	125
61	126
62	128

[1, 3, 5, 8, 9, 12, 13, 16, 18, 20, 21, 25, 26, 28, 30, 33, 34, 37, 38, 41, 43, 45, 46, 50, 51, 53, 55, 58, 59, 62, 63, 66, 68, 70, 71, 75, 76, 78, 80, 83, 84, 87, 88, 91, 93, 95, 96, 100, 101, 103, 105, 108, 109, 112, 113, 116, 118, 120, 121, 125, 126, 128]

cp's OEIS Frontend

A211703 a(n) = n + [n/2] + [n/3] + [n/4], where [] = floor.

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	8
5	9
6	12
7	13
8	16
9	18
10	20
11	21
12	25
13	26
14	28
15	30
16	33
17	34
18	37
19	38
20	41
21	43
22	45
23	46
24	50
25	51
26	53
27	55
28	58
29	59
30	62
31	63
32	66
33	68
34	70
35	71
36	75
37	76
38	78
39	80
40	83
41	84
42	87
43	88
44	91
45	93
46	95
47	96
48	100
49	101
50	103
51	105
52	108
53	109
54	112
55	113
56	116
57	118
58	120
59	121
60	125
61	126
62	128

n	a(n)
1	1
2	3
3	5
4	8
5	9
6	12
7	13
8	16
9	18
10	20
11	21
12	25
13	26
14	28
15	30
16	33
17	34
18	37
19	38
20	41
21	43
22	45
23	46
24	50
25	51
26	53
27	55
28	58
29	59
30	62
31	63
32	66
33	68
34	70
35	71
36	75
37	76
38	78
39	80
40	83
41	84
42	87
43	88
44	91
45	93
46	95
47	96
48	100
49	101
50	103
51	105
52	108
53	109
54	112
55	113
56	116
57	118
58	120
59	121
60	125
61	126
62	128

n	a(n)
1	1
2	3
3	5
4	8
5	9
6	12
7	13
8	16
9	18
10	20
11	21
12	25
13	26
14	28
15	30
16	33
17	34
18	37
19	38
20	41
21	43
22	45
23	46
24	50
25	51
26	53
27	55
28	58
29	59
30	62
31	63
32	66
33	68
34	70
35	71
36	75
37	76
38	78
39	80
40	83
41	84
42	87
43	88
44	91
45	93
46	95
47	96
48	100
49	101
50	103
51	105
52	108
53	109
54	112
55	113
56	116
57	118
58	120
59	121
60	125
61	126
62	128