A330720 - cp's OEIS frontend

A330720 a(n) is the number of ways of writing the binary expansion of n as a product (or concatenation) of nonpalindromes.

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

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

cp's OEIS Frontend

A330720 a(n) is the number of ways of writing the binary expansion of n as a product (or concatenation) of nonpalindromes.

Table of values

List of values

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

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

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