A355255 - cp's OEIS frontend

A355255 Irregular table read by rows: a(n,k) gives the number of distinct necklaces that appear in the following procedure: starting with the n-bead, (0,1)-necklace given by k written in binary, repeatedly take the first differences (mod 2) of the beads. 0 <= k < 2^n.

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	3
6	2
7	1
8	2
9	2
10	1
11	2
12	1
13	1
14	2
15	1
16	5
17	5
18	4
19	5
20	3
21	4
22	5
23	5
24	4
25	3
26	5
27	4
28	5
29	5
30	2
31	1
32	4
33	4
34	3
35	4
36	3
37	3
38	4
39	4
40	3
41	3
42	4
43	3
44	4
45	4
46	3
47	4
48	3
49	3
50	4
51	3
52	4
53	4
54	3
55	3
56	4
57	4
58	3
59	4
60	3
61	3
62	2
63	1
64	4
65	4
66	3
67	4
68	2
69	3
70	3
71	4
72	2
73	2
74	4
75	3
76	4
77	3
78	2
79	4
80	2
81	2
82	4
83	2
84	3
85	4
86	3
87	3
88	4
89	4
90	1
91	3
92	3
93	2
94	4
95	4
96	3
97	2
98	3
99	2
100	4
101	4
102	2
103	2
104	4
105	3
106	3
107	4
108	1
109	3
110	4
111	3
112	3
113	4
114	2
115	4
116	3
117	1
118	4
119	3
120	2
121	3
122	4
123	2
124	4
125	4
126	2

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

cp's OEIS Frontend

A355255 Irregular table read by rows: a(n,k) gives the number of distinct necklaces that appear in the following procedure: starting with the n-bead, (0,1)-necklace given by k written in binary, repeatedly take the first differences (mod 2) of the beads. 0 <= k < 2^n.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	3
6	2
7	1
8	2
9	2
10	1
11	2
12	1
13	1
14	2
15	1
16	5
17	5
18	4
19	5
20	3
21	4
22	5
23	5
24	4
25	3
26	5
27	4
28	5
29	5
30	2
31	1
32	4
33	4
34	3
35	4
36	3
37	3
38	4
39	4
40	3
41	3
42	4
43	3
44	4
45	4
46	3
47	4
48	3
49	3
50	4
51	3
52	4
53	4
54	3
55	3
56	4
57	4
58	3
59	4
60	3
61	3
62	2
63	1
64	4
65	4
66	3
67	4
68	2
69	3
70	3
71	4
72	2
73	2
74	4
75	3
76	4
77	3
78	2
79	4
80	2
81	2
82	4
83	2
84	3
85	4
86	3
87	3
88	4
89	4
90	1
91	3
92	3
93	2
94	4
95	4
96	3
97	2
98	3
99	2
100	4
101	4
102	2
103	2
104	4
105	3
106	3
107	4
108	1
109	3
110	4
111	3
112	3
113	4
114	2
115	4
116	3
117	1
118	4
119	3
120	2
121	3
122	4
123	2
124	4
125	4
126	2

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	3
6	2
7	1
8	2
9	2
10	1
11	2
12	1
13	1
14	2
15	1
16	5
17	5
18	4
19	5
20	3
21	4
22	5
23	5
24	4
25	3
26	5
27	4
28	5
29	5
30	2
31	1
32	4
33	4
34	3
35	4
36	3
37	3
38	4
39	4
40	3
41	3
42	4
43	3
44	4
45	4
46	3
47	4
48	3
49	3
50	4
51	3
52	4
53	4
54	3
55	3
56	4
57	4
58	3
59	4
60	3
61	3
62	2
63	1
64	4
65	4
66	3
67	4
68	2
69	3
70	3
71	4
72	2
73	2
74	4
75	3
76	4
77	3
78	2
79	4
80	2
81	2
82	4
83	2
84	3
85	4
86	3
87	3
88	4
89	4
90	1
91	3
92	3
93	2
94	4
95	4
96	3
97	2
98	3
99	2
100	4
101	4
102	2
103	2
104	4
105	3
106	3
107	4
108	1
109	3
110	4
111	3
112	3
113	4
114	2
115	4
116	3
117	1
118	4
119	3
120	2
121	3
122	4
123	2
124	4
125	4
126	2

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	3
6	2
7	1
8	2
9	2
10	1
11	2
12	1
13	1
14	2
15	1
16	5
17	5
18	4
19	5
20	3
21	4
22	5
23	5
24	4
25	3
26	5
27	4
28	5
29	5
30	2
31	1
32	4
33	4
34	3
35	4
36	3
37	3
38	4
39	4
40	3
41	3
42	4
43	3
44	4
45	4
46	3
47	4
48	3
49	3
50	4
51	3
52	4
53	4
54	3
55	3
56	4
57	4
58	3
59	4
60	3
61	3
62	2
63	1
64	4
65	4
66	3
67	4
68	2
69	3
70	3
71	4
72	2
73	2
74	4
75	3
76	4
77	3
78	2
79	4
80	2
81	2
82	4
83	2
84	3
85	4
86	3
87	3
88	4
89	4
90	1
91	3
92	3
93	2
94	4
95	4
96	3
97	2
98	3
99	2
100	4
101	4
102	2
103	2
104	4
105	3
106	3
107	4
108	1
109	3
110	4
111	3
112	3
113	4
114	2
115	4
116	3
117	1
118	4
119	3
120	2
121	3
122	4
123	2
124	4
125	4
126	2