A161502 - cp's OEIS frontend

A161502 a(n) is the smallest number of binary digits that when appended to the right side of the binary representation of n, forms a binary palindrome.

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

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

cp's OEIS Frontend

A161502 a(n) is the smallest number of binary digits that when appended to the right side of the binary representation of n, forms a binary palindrome.

Table of values

List of values

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

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

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