A022828 - cp's OEIS frontend

A022828 a(n) = absolute value of ( a([ (n+1)/2 ]) - a([ (n+1)/3 ])+...+((-1)^n)a([ (n+1)/n ]) ).

n	a(n)
0	1
1	1
2	0
3	1
4	1
5	0
6	0
7	2
8	1
9	2
10	2
11	1
12	2
13	0
14	2
15	3
16	1
17	2
18	1
19	3
20	2
21	3
22	2
23	1
24	1
25	2
26	2
27	1
28	1
29	0
30	3
31	5
32	2
33	3
34	0
35	1
36	1
37	0
38	1
39	2
40	2
41	3
42	2
43	3
44	1
45	2
46	1
47	0
48	2
49	2
50	2
51	3
52	0
53	1
54	4
55	1
56	2
57	1
58	4
59	3
60	1
61	3
62	8
63	8
64	3
65	4
66	1
67	4
68	1
69	2
70	1
71	0
72	1
73	1
74	5
75	4
76	4
77	3
78	2
79	5
80	4
81	5
82	1
83	4
84	2
85	4
86	4
87	5
88	2
89	2
90	0
91	1
92	3
93	1
94	5
95	4
96	1
97	5
98	2
99	3

[1, 1, 0, 1, 1, 0, 0, 2, 1, 2, 2, 1, 2, 0, 2, 3, 1, 2, 1, 3, 2, 3, 2, 1, 1, 2, 2, 1, 1, 0, 3, 5, 2, 3, 0, 1, 1, 0, 1, 2, 2, 3, 2, 3, 1, 2, 1, 0, 2, 2, 2, 3, 0, 1, 4, 1, 2, 1, 4, 3, 1, 3, 8, 8, 3, 4, 1, 4, 1, 2, 1, 0, 1, 1, 5, 4, 4, 3, 2, 5, 4, 5, 1, 4, 2, 4, 4, 5, 2, 2, 0, 1, 3, 1, 5, 4, 1, 5, 2, 3]

cp's OEIS Frontend

A022828 a(n) = absolute value of ( a([ (n+1)/2 ]) - a([ (n+1)/3 ])+...+((-1)^n)a([ (n+1)/n ]) ).

Table of values

List of values

n	a(n)
0	1
1	1
2	0
3	1
4	1
5	0
6	0
7	2
8	1
9	2
10	2
11	1
12	2
13	0
14	2
15	3
16	1
17	2
18	1
19	3
20	2
21	3
22	2
23	1
24	1
25	2
26	2
27	1
28	1
29	0
30	3
31	5
32	2
33	3
34	0
35	1
36	1
37	0
38	1
39	2
40	2
41	3
42	2
43	3
44	1
45	2
46	1
47	0
48	2
49	2
50	2
51	3
52	0
53	1
54	4
55	1
56	2
57	1
58	4
59	3
60	1
61	3
62	8
63	8
64	3
65	4
66	1
67	4
68	1
69	2
70	1
71	0
72	1
73	1
74	5
75	4
76	4
77	3
78	2
79	5
80	4
81	5
82	1
83	4
84	2
85	4
86	4
87	5
88	2
89	2
90	0
91	1
92	3
93	1
94	5
95	4
96	1
97	5
98	2
99	3

n	a(n)
0	1
1	1
2	0
3	1
4	1
5	0
6	0
7	2
8	1
9	2
10	2
11	1
12	2
13	0
14	2
15	3
16	1
17	2
18	1
19	3
20	2
21	3
22	2
23	1
24	1
25	2
26	2
27	1
28	1
29	0
30	3
31	5
32	2
33	3
34	0
35	1
36	1
37	0
38	1
39	2
40	2
41	3
42	2
43	3
44	1
45	2
46	1
47	0
48	2
49	2
50	2
51	3
52	0
53	1
54	4
55	1
56	2
57	1
58	4
59	3
60	1
61	3
62	8
63	8
64	3
65	4
66	1
67	4
68	1
69	2
70	1
71	0
72	1
73	1
74	5
75	4
76	4
77	3
78	2
79	5
80	4
81	5
82	1
83	4
84	2
85	4
86	4
87	5
88	2
89	2
90	0
91	1
92	3
93	1
94	5
95	4
96	1
97	5
98	2
99	3

n	a(n)
0	1
1	1
2	0
3	1
4	1
5	0
6	0
7	2
8	1
9	2
10	2
11	1
12	2
13	0
14	2
15	3
16	1
17	2
18	1
19	3
20	2
21	3
22	2
23	1
24	1
25	2
26	2
27	1
28	1
29	0
30	3
31	5
32	2
33	3
34	0
35	1
36	1
37	0
38	1
39	2
40	2
41	3
42	2
43	3
44	1
45	2
46	1
47	0
48	2
49	2
50	2
51	3
52	0
53	1
54	4
55	1
56	2
57	1
58	4
59	3
60	1
61	3
62	8
63	8
64	3
65	4
66	1
67	4
68	1
69	2
70	1
71	0
72	1
73	1
74	5
75	4
76	4
77	3
78	2
79	5
80	4
81	5
82	1
83	4
84	2
85	4
86	4
87	5
88	2
89	2
90	0
91	1
92	3
93	1
94	5
95	4
96	1
97	5
98	2
99	3