A194686 - cp's OEIS frontend

A194686 Number of k in [1,n] for which + > 1, where < > = fractional part, and r=(1+sqrt(3))/2; row sums of A164685.

n	a(n)
1	0
2	2
3	0
4	1
5	4
6	1
7	4
8	8
9	3
10	7
11	0
12	4
13	10
14	1
15	6
16	13
17	3
18	10
19	18
20	6
21	15
22	1
23	9
24	19
25	3
26	13
27	24
28	7
29	18
30	30
31	11
32	24
33	3
34	15
35	29
36	6
37	20
38	35
39	11
40	26
41	0
42	15
43	32
44	4
45	20
46	38
47	9
48	27
49	46
50	15
51	34
52	1
53	20
54	41
55	6
56	26
57	48
58	12
59	34
60	57
61	19
62	43
63	3
64	26
65	51
66	9
67	34
68	60
69	17
70	43
71	70
72	25
73	53
74	6
75	33
76	62

[0, 2, 0, 1, 4, 1, 4, 8, 3, 7, 0, 4, 10, 1, 6, 13, 3, 10, 18, 6, 15, 1, 9, 19, 3, 13, 24, 7, 18, 30, 11, 24, 3, 15, 29, 6, 20, 35, 11, 26, 0, 15, 32, 4, 20, 38, 9, 27, 46, 15, 34, 1, 20, 41, 6, 26, 48, 12, 34, 57, 19, 43, 3, 26, 51, 9, 34, 60, 17, 43, 70, 25, 53, 6, 33, 62]

cp's OEIS Frontend

A194686 Number of k in [1,n] for which + > 1, where < > = fractional part, and r=(1+sqrt(3))/2; row sums of A164685.

Table of values

List of values

n	a(n)
1	0
2	2
3	0
4	1
5	4
6	1
7	4
8	8
9	3
10	7
11	0
12	4
13	10
14	1
15	6
16	13
17	3
18	10
19	18
20	6
21	15
22	1
23	9
24	19
25	3
26	13
27	24
28	7
29	18
30	30
31	11
32	24
33	3
34	15
35	29
36	6
37	20
38	35
39	11
40	26
41	0
42	15
43	32
44	4
45	20
46	38
47	9
48	27
49	46
50	15
51	34
52	1
53	20
54	41
55	6
56	26
57	48
58	12
59	34
60	57
61	19
62	43
63	3
64	26
65	51
66	9
67	34
68	60
69	17
70	43
71	70
72	25
73	53
74	6
75	33
76	62

n	a(n)
1	0
2	2
3	0
4	1
5	4
6	1
7	4
8	8
9	3
10	7
11	0
12	4
13	10
14	1
15	6
16	13
17	3
18	10
19	18
20	6
21	15
22	1
23	9
24	19
25	3
26	13
27	24
28	7
29	18
30	30
31	11
32	24
33	3
34	15
35	29
36	6
37	20
38	35
39	11
40	26
41	0
42	15
43	32
44	4
45	20
46	38
47	9
48	27
49	46
50	15
51	34
52	1
53	20
54	41
55	6
56	26
57	48
58	12
59	34
60	57
61	19
62	43
63	3
64	26
65	51
66	9
67	34
68	60
69	17
70	43
71	70
72	25
73	53
74	6
75	33
76	62

n	a(n)
1	0
2	2
3	0
4	1
5	4
6	1
7	4
8	8
9	3
10	7
11	0
12	4
13	10
14	1
15	6
16	13
17	3
18	10
19	18
20	6
21	15
22	1
23	9
24	19
25	3
26	13
27	24
28	7
29	18
30	30
31	11
32	24
33	3
34	15
35	29
36	6
37	20
38	35
39	11
40	26
41	0
42	15
43	32
44	4
45	20
46	38
47	9
48	27
49	46
50	15
51	34
52	1
53	20
54	41
55	6
56	26
57	48
58	12
59	34
60	57
61	19
62	43
63	3
64	26
65	51
66	9
67	34
68	60
69	17
70	43
71	70
72	25
73	53
74	6
75	33
76	62