A215244 - cp's OEIS frontend

A215244 a(n) is the number of ways of writing the binary expansion of n as a product (or concatenation) of palindromes.

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	2
6	2
7	4
8	4
9	3
10	3
11	3
12	4
13	3
14	4
15	8
16	8
17	5
18	4
19	5
20	5
21	5
22	4
23	6
24	8
25	5
26	5
27	6
28	8
29	6
30	8
31	16
32	16
33	9
34	7
35	9
36	8
37	6
38	6
39	10
40	10
41	6
42	8
43	8
44	7
45	7
46	7
47	12
48	16
49	9
50	7
51	10
52	8
53	8
54	8
55	11
56	16
57	10
58	10
59	11
60	16
61	12
62	16
63	32
64	32
65	17
66	13
67	17
68	13
69	11
70	11
71	18
72	15
73	11
74	10
75	10
76	12
77	9
78	11
79	20
80	20
81	11
82	10
83	11
84	13
85	13
86	10
87	16
88	14
89	9
90	10
91	12
92	13
93	11
94	13
95	24
96	32
97	17
98	13
99	18
100	14
101	11
102	12
103	19
104	16
105	10
106	13

[1, 1, 1, 2, 2, 2, 2, 4, 4, 3, 3, 3, 4, 3, 4, 8, 8, 5, 4, 5, 5, 5, 4, 6, 8, 5, 5, 6, 8, 6, 8, 16, 16, 9, 7, 9, 8, 6, 6, 10, 10, 6, 8, 8, 7, 7, 7, 12, 16, 9, 7, 10, 8, 8, 8, 11, 16, 10, 10, 11, 16, 12, 16, 32, 32, 17, 13, 17, 13, 11, 11, 18, 15, 11, 10, 10, 12, 9, 11, 20, 20, 11, 10, 11, 13, 13, 10, 16, 14, 9, 10, 12, 13, 11, 13, 24, 32, 17, 13, 18, 14, 11, 12, 19, 16, 10, 13]

cp's OEIS Frontend

A215244 a(n) is the number of ways of writing the binary expansion of n as a product (or concatenation) of palindromes.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	2
6	2
7	4
8	4
9	3
10	3
11	3
12	4
13	3
14	4
15	8
16	8
17	5
18	4
19	5
20	5
21	5
22	4
23	6
24	8
25	5
26	5
27	6
28	8
29	6
30	8
31	16
32	16
33	9
34	7
35	9
36	8
37	6
38	6
39	10
40	10
41	6
42	8
43	8
44	7
45	7
46	7
47	12
48	16
49	9
50	7
51	10
52	8
53	8
54	8
55	11
56	16
57	10
58	10
59	11
60	16
61	12
62	16
63	32
64	32
65	17
66	13
67	17
68	13
69	11
70	11
71	18
72	15
73	11
74	10
75	10
76	12
77	9
78	11
79	20
80	20
81	11
82	10
83	11
84	13
85	13
86	10
87	16
88	14
89	9
90	10
91	12
92	13
93	11
94	13
95	24
96	32
97	17
98	13
99	18
100	14
101	11
102	12
103	19
104	16
105	10
106	13

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	2
6	2
7	4
8	4
9	3
10	3
11	3
12	4
13	3
14	4
15	8
16	8
17	5
18	4
19	5
20	5
21	5
22	4
23	6
24	8
25	5
26	5
27	6
28	8
29	6
30	8
31	16
32	16
33	9
34	7
35	9
36	8
37	6
38	6
39	10
40	10
41	6
42	8
43	8
44	7
45	7
46	7
47	12
48	16
49	9
50	7
51	10
52	8
53	8
54	8
55	11
56	16
57	10
58	10
59	11
60	16
61	12
62	16
63	32
64	32
65	17
66	13
67	17
68	13
69	11
70	11
71	18
72	15
73	11
74	10
75	10
76	12
77	9
78	11
79	20
80	20
81	11
82	10
83	11
84	13
85	13
86	10
87	16
88	14
89	9
90	10
91	12
92	13
93	11
94	13
95	24
96	32
97	17
98	13
99	18
100	14
101	11
102	12
103	19
104	16
105	10
106	13

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	2
6	2
7	4
8	4
9	3
10	3
11	3
12	4
13	3
14	4
15	8
16	8
17	5
18	4
19	5
20	5
21	5
22	4
23	6
24	8
25	5
26	5
27	6
28	8
29	6
30	8
31	16
32	16
33	9
34	7
35	9
36	8
37	6
38	6
39	10
40	10
41	6
42	8
43	8
44	7
45	7
46	7
47	12
48	16
49	9
50	7
51	10
52	8
53	8
54	8
55	11
56	16
57	10
58	10
59	11
60	16
61	12
62	16
63	32
64	32
65	17
66	13
67	17
68	13
69	11
70	11
71	18
72	15
73	11
74	10
75	10
76	12
77	9
78	11
79	20
80	20
81	11
82	10
83	11
84	13
85	13
86	10
87	16
88	14
89	9
90	10
91	12
92	13
93	11
94	13
95	24
96	32
97	17
98	13
99	18
100	14
101	11
102	12
103	19
104	16
105	10
106	13