A318458 - cp's OEIS frontend

A318458 a(n) = n AND A001065(n), where AND is bitwise-and (A004198) & A001065 = sum of proper divisors.

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	6
7	1
8	0
9	0
10	8
11	1
12	0
13	1
14	10
15	9
16	0
17	1
18	16
19	1
20	20
21	1
22	6
23	1
24	0
25	0
26	16
27	9
28	28
29	1
30	10
31	1
32	0
33	1
34	0
35	1
36	36
37	1
38	6
39	1
40	32
41	1
42	34
43	1
44	40
45	33
46	10
47	1
48	0
49	0
50	34
51	17
52	36
53	1
54	2
55	17
56	0
57	17
58	32
59	1
60	44
61	1
62	34
63	41
64	0
65	1
66	66
67	1
68	0
69	1
70	66
71	1
72	72
73	1
74	8
75	1
76	64
77	1
78	74
79	1
80	64
81	0
82	0
83	1
84	4
85	21
86	6
87	1
88	88
89	1
90	16
91	17
92	76
93	1
94	18
95	25
96	0
97	1
98	64
99	33
100	100
101	1
102	98
103	1
104	104
105	65

[0, 0, 1, 0, 1, 6, 1, 0, 0, 8, 1, 0, 1, 10, 9, 0, 1, 16, 1, 20, 1, 6, 1, 0, 0, 16, 9, 28, 1, 10, 1, 0, 1, 0, 1, 36, 1, 6, 1, 32, 1, 34, 1, 40, 33, 10, 1, 0, 0, 34, 17, 36, 1, 2, 17, 0, 17, 32, 1, 44, 1, 34, 41, 0, 1, 66, 1, 0, 1, 66, 1, 72, 1, 8, 1, 64, 1, 74, 1, 64, 0, 0, 1, 4, 21, 6, 1, 88, 1, 16, 17, 76, 1, 18, 25, 0, 1, 64, 33, 100, 1, 98, 1, 104, 65]

cp's OEIS Frontend

A318458 a(n) = n AND A001065(n), where AND is bitwise-and (A004198) & A001065 = sum of proper divisors.

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	6
7	1
8	0
9	0
10	8
11	1
12	0
13	1
14	10
15	9
16	0
17	1
18	16
19	1
20	20
21	1
22	6
23	1
24	0
25	0
26	16
27	9
28	28
29	1
30	10
31	1
32	0
33	1
34	0
35	1
36	36
37	1
38	6
39	1
40	32
41	1
42	34
43	1
44	40
45	33
46	10
47	1
48	0
49	0
50	34
51	17
52	36
53	1
54	2
55	17
56	0
57	17
58	32
59	1
60	44
61	1
62	34
63	41
64	0
65	1
66	66
67	1
68	0
69	1
70	66
71	1
72	72
73	1
74	8
75	1
76	64
77	1
78	74
79	1
80	64
81	0
82	0
83	1
84	4
85	21
86	6
87	1
88	88
89	1
90	16
91	17
92	76
93	1
94	18
95	25
96	0
97	1
98	64
99	33
100	100
101	1
102	98
103	1
104	104
105	65

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	6
7	1
8	0
9	0
10	8
11	1
12	0
13	1
14	10
15	9
16	0
17	1
18	16
19	1
20	20
21	1
22	6
23	1
24	0
25	0
26	16
27	9
28	28
29	1
30	10
31	1
32	0
33	1
34	0
35	1
36	36
37	1
38	6
39	1
40	32
41	1
42	34
43	1
44	40
45	33
46	10
47	1
48	0
49	0
50	34
51	17
52	36
53	1
54	2
55	17
56	0
57	17
58	32
59	1
60	44
61	1
62	34
63	41
64	0
65	1
66	66
67	1
68	0
69	1
70	66
71	1
72	72
73	1
74	8
75	1
76	64
77	1
78	74
79	1
80	64
81	0
82	0
83	1
84	4
85	21
86	6
87	1
88	88
89	1
90	16
91	17
92	76
93	1
94	18
95	25
96	0
97	1
98	64
99	33
100	100
101	1
102	98
103	1
104	104
105	65

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	6
7	1
8	0
9	0
10	8
11	1
12	0
13	1
14	10
15	9
16	0
17	1
18	16
19	1
20	20
21	1
22	6
23	1
24	0
25	0
26	16
27	9
28	28
29	1
30	10
31	1
32	0
33	1
34	0
35	1
36	36
37	1
38	6
39	1
40	32
41	1
42	34
43	1
44	40
45	33
46	10
47	1
48	0
49	0
50	34
51	17
52	36
53	1
54	2
55	17
56	0
57	17
58	32
59	1
60	44
61	1
62	34
63	41
64	0
65	1
66	66
67	1
68	0
69	1
70	66
71	1
72	72
73	1
74	8
75	1
76	64
77	1
78	74
79	1
80	64
81	0
82	0
83	1
84	4
85	21
86	6
87	1
88	88
89	1
90	16
91	17
92	76
93	1
94	18
95	25
96	0
97	1
98	64
99	33
100	100
101	1
102	98
103	1
104	104
105	65