A374968 - cp's OEIS frontend

A374968 a(n) = 6*Sum_{t=0..n-1} [ A000217(t)/n ], where [ x ] means the fractional part of x here.

n	a(n)
0	0
1	0
2	3
3	2
4	9
5	6
6	11
7	12
8	21
9	14
10	21
11	24
12	29
13	24
14	33
15	26
16	45
17	36
18	41
19	42
20	51
21	38
22	57
23	60
24	65
25	54
26	63
27	56
28	75
29	72
30	71
31	78
32	93
33	68
34	87
35	78
36	95
37	90
38	99
39	92
40	111
41	102
42	101
43	108
44	123
45	92
46	129
47	126
48	137
49	120
50	129
51	122
52	141
53	138
54	137
55	132
56	159
57	134
58	159
59	156
60	161
61	156
62	171
63	146
64	189
65	156
66	167
67	174
68	189

[0, 0, 3, 2, 9, 6, 11, 12, 21, 14, 21, 24, 29, 24, 33, 26, 45, 36, 41, 42, 51, 38, 57, 60, 65, 54, 63, 56, 75, 72, 71, 78, 93, 68, 87, 78, 95, 90, 99, 92, 111, 102, 101, 108, 123, 92, 129, 126, 137, 120, 129, 122, 141, 138, 137, 132, 159, 134, 159, 156, 161, 156, 171, 146, 189, 156, 167, 174, 189]

cp's OEIS Frontend

A374968 a(n) = 6*Sum_{t=0..n-1} [ A000217(t)/n ], where [ x ] means the fractional part of x here.

Table of values

List of values

n	a(n)
0	0
1	0
2	3
3	2
4	9
5	6
6	11
7	12
8	21
9	14
10	21
11	24
12	29
13	24
14	33
15	26
16	45
17	36
18	41
19	42
20	51
21	38
22	57
23	60
24	65
25	54
26	63
27	56
28	75
29	72
30	71
31	78
32	93
33	68
34	87
35	78
36	95
37	90
38	99
39	92
40	111
41	102
42	101
43	108
44	123
45	92
46	129
47	126
48	137
49	120
50	129
51	122
52	141
53	138
54	137
55	132
56	159
57	134
58	159
59	156
60	161
61	156
62	171
63	146
64	189
65	156
66	167
67	174
68	189

n	a(n)
0	0
1	0
2	3
3	2
4	9
5	6
6	11
7	12
8	21
9	14
10	21
11	24
12	29
13	24
14	33
15	26
16	45
17	36
18	41
19	42
20	51
21	38
22	57
23	60
24	65
25	54
26	63
27	56
28	75
29	72
30	71
31	78
32	93
33	68
34	87
35	78
36	95
37	90
38	99
39	92
40	111
41	102
42	101
43	108
44	123
45	92
46	129
47	126
48	137
49	120
50	129
51	122
52	141
53	138
54	137
55	132
56	159
57	134
58	159
59	156
60	161
61	156
62	171
63	146
64	189
65	156
66	167
67	174
68	189

n	a(n)
0	0
1	0
2	3
3	2
4	9
5	6
6	11
7	12
8	21
9	14
10	21
11	24
12	29
13	24
14	33
15	26
16	45
17	36
18	41
19	42
20	51
21	38
22	57
23	60
24	65
25	54
26	63
27	56
28	75
29	72
30	71
31	78
32	93
33	68
34	87
35	78
36	95
37	90
38	99
39	92
40	111
41	102
42	101
43	108
44	123
45	92
46	129
47	126
48	137
49	120
50	129
51	122
52	141
53	138
54	137
55	132
56	159
57	134
58	159
59	156
60	161
61	156
62	171
63	146
64	189
65	156
66	167
67	174
68	189