A054072 - cp's OEIS frontend

A054072 Position of n in the permutation of 1,2,...,n obtained by ordering the fractional parts {h*sqrt(2)} for h=1,2,...,n.

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

[1, 2, 1, 3, 1, 4, 7, 3, 7, 2, 7, 12, 5, 11, 3, 10, 1, 9, 17, 6, 15, 3, 13, 23, 9, 20, 5, 17, 1, 14, 27, 9, 23, 4, 19, 34, 13, 29, 7, 24, 41, 17, 35, 10, 29, 3, 23, 43, 15, 36, 7, 29, 51, 20, 43, 11, 35, 2, 27, 52, 17, 43, 7, 34, 61, 23, 51, 12, 41]

cp's OEIS Frontend

A054072 Position of n in the permutation of 1,2,...,n obtained by ordering the fractional parts {h*sqrt(2)} for h=1,2,...,n.

Table of values

List of values

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

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

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