A072631 - cp's OEIS frontend

A072631 Floor( n*log(n) ) mod n.

n	a(n)
1	0
2	1
3	0
4	1
5	3
6	4
7	6
8	0
9	1
10	3
11	4
12	5
13	7
14	8
15	10
16	12
17	14
18	16
19	17
20	19
21	0
22	2
23	3
24	4
25	5
26	6
27	7
28	9
29	10
30	12
31	13
32	14
33	16
34	17
35	19
36	21
37	22
38	24
39	25
40	27
41	29
42	30
43	32
44	34
45	36
46	38
47	39
48	41
49	43
50	45
51	47
52	49
53	51
54	53
55	0
56	1
57	2
58	3
59	4
60	5
61	6
62	7
63	9
64	10
65	11
66	12
67	13
68	14
69	16
70	17
71	18
72	19
73	21
74	22
75	23
76	25
77	26
78	27
79	29

[0, 1, 0, 1, 3, 4, 6, 0, 1, 3, 4, 5, 7, 8, 10, 12, 14, 16, 17, 19, 0, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 16, 17, 19, 21, 22, 24, 25, 27, 29, 30, 32, 34, 36, 38, 39, 41, 43, 45, 47, 49, 51, 53, 0, 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 21, 22, 23, 25, 26, 27, 29]

cp's OEIS Frontend

A072631 Floor( n*log(n) ) mod n.

Table of values

List of values

n	a(n)
1	0
2	1
3	0
4	1
5	3
6	4
7	6
8	0
9	1
10	3
11	4
12	5
13	7
14	8
15	10
16	12
17	14
18	16
19	17
20	19
21	0
22	2
23	3
24	4
25	5
26	6
27	7
28	9
29	10
30	12
31	13
32	14
33	16
34	17
35	19
36	21
37	22
38	24
39	25
40	27
41	29
42	30
43	32
44	34
45	36
46	38
47	39
48	41
49	43
50	45
51	47
52	49
53	51
54	53
55	0
56	1
57	2
58	3
59	4
60	5
61	6
62	7
63	9
64	10
65	11
66	12
67	13
68	14
69	16
70	17
71	18
72	19
73	21
74	22
75	23
76	25
77	26
78	27
79	29

n	a(n)
1	0
2	1
3	0
4	1
5	3
6	4
7	6
8	0
9	1
10	3
11	4
12	5
13	7
14	8
15	10
16	12
17	14
18	16
19	17
20	19
21	0
22	2
23	3
24	4
25	5
26	6
27	7
28	9
29	10
30	12
31	13
32	14
33	16
34	17
35	19
36	21
37	22
38	24
39	25
40	27
41	29
42	30
43	32
44	34
45	36
46	38
47	39
48	41
49	43
50	45
51	47
52	49
53	51
54	53
55	0
56	1
57	2
58	3
59	4
60	5
61	6
62	7
63	9
64	10
65	11
66	12
67	13
68	14
69	16
70	17
71	18
72	19
73	21
74	22
75	23
76	25
77	26
78	27
79	29

n	a(n)
1	0
2	1
3	0
4	1
5	3
6	4
7	6
8	0
9	1
10	3
11	4
12	5
13	7
14	8
15	10
16	12
17	14
18	16
19	17
20	19
21	0
22	2
23	3
24	4
25	5
26	6
27	7
28	9
29	10
30	12
31	13
32	14
33	16
34	17
35	19
36	21
37	22
38	24
39	25
40	27
41	29
42	30
43	32
44	34
45	36
46	38
47	39
48	41
49	43
50	45
51	47
52	49
53	51
54	53
55	0
56	1
57	2
58	3
59	4
60	5
61	6
62	7
63	9
64	10
65	11
66	12
67	13
68	14
69	16
70	17
71	18
72	19
73	21
74	22
75	23
76	25
77	26
78	27
79	29