A202304 - cp's OEIS frontend

A202304 a(n) = floor(sqrt(3*n)).

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	3
6	4
7	4
8	4
9	5
10	5
11	5
12	6
13	6
14	6
15	6
16	6
17	7
18	7
19	7
20	7
21	7
22	8
23	8
24	8
25	8
26	8
27	9
28	9
29	9
30	9
31	9
32	9
33	9
34	10
35	10
36	10
37	10
38	10
39	10
40	10
41	11
42	11
43	11
44	11
45	11
46	11
47	11
48	12
49	12
50	12
51	12
52	12
53	12
54	12
55	12
56	12
57	13
58	13
59	13
60	13
61	13
62	13
63	13
64	13
65	13
66	14
67	14
68	14

[0, 1, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14]

cp's OEIS Frontend

A202304 a(n) = floor(sqrt(3*n)).

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	3
6	4
7	4
8	4
9	5
10	5
11	5
12	6
13	6
14	6
15	6
16	6
17	7
18	7
19	7
20	7
21	7
22	8
23	8
24	8
25	8
26	8
27	9
28	9
29	9
30	9
31	9
32	9
33	9
34	10
35	10
36	10
37	10
38	10
39	10
40	10
41	11
42	11
43	11
44	11
45	11
46	11
47	11
48	12
49	12
50	12
51	12
52	12
53	12
54	12
55	12
56	12
57	13
58	13
59	13
60	13
61	13
62	13
63	13
64	13
65	13
66	14
67	14
68	14

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	3
6	4
7	4
8	4
9	5
10	5
11	5
12	6
13	6
14	6
15	6
16	6
17	7
18	7
19	7
20	7
21	7
22	8
23	8
24	8
25	8
26	8
27	9
28	9
29	9
30	9
31	9
32	9
33	9
34	10
35	10
36	10
37	10
38	10
39	10
40	10
41	11
42	11
43	11
44	11
45	11
46	11
47	11
48	12
49	12
50	12
51	12
52	12
53	12
54	12
55	12
56	12
57	13
58	13
59	13
60	13
61	13
62	13
63	13
64	13
65	13
66	14
67	14
68	14

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	3
6	4
7	4
8	4
9	5
10	5
11	5
12	6
13	6
14	6
15	6
16	6
17	7
18	7
19	7
20	7
21	7
22	8
23	8
24	8
25	8
26	8
27	9
28	9
29	9
30	9
31	9
32	9
33	9
34	10
35	10
36	10
37	10
38	10
39	10
40	10
41	11
42	11
43	11
44	11
45	11
46	11
47	11
48	12
49	12
50	12
51	12
52	12
53	12
54	12
55	12
56	12
57	13
58	13
59	13
60	13
61	13
62	13
63	13
64	13
65	13
66	14
67	14
68	14