A333941 - cp's OEIS frontend

A333941 Triangle read by rows where T(n,k) is the number of compositions of n with rotational period k.

n	a(n)
0	1
1	0
2	1
3	0
4	2
5	0
6	0
7	2
8	2
9	0
10	0
11	3
12	2
13	3
14	0
15	0
16	2
17	4
18	6
19	4
20	0
21	0
22	4
23	6
24	9
25	8
26	5
27	0
28	0
29	2
30	6
31	15
32	20
33	15
34	6
35	0
36	0
37	4
38	8
39	24
40	32
41	35
42	18
43	7
44	0
45	0
46	3
47	10
48	27
49	56
50	70
51	54
52	28
53	8
54	0
55	0
56	4
57	12
58	42
59	84
60	125
61	120
62	84
63	32
64	9
65	0
66	0
67	2
68	10
69	45
70	120
71	210
72	252
73	210
74	120
75	45
76	10
77	0

[1, 0, 1, 0, 2, 0, 0, 2, 2, 0, 0, 3, 2, 3, 0, 0, 2, 4, 6, 4, 0, 0, 4, 6, 9, 8, 5, 0, 0, 2, 6, 15, 20, 15, 6, 0, 0, 4, 8, 24, 32, 35, 18, 7, 0, 0, 3, 10, 27, 56, 70, 54, 28, 8, 0, 0, 4, 12, 42, 84, 125, 120, 84, 32, 9, 0, 0, 2, 10, 45, 120, 210, 252, 210, 120, 45, 10, 0]

cp's OEIS Frontend

A333941 Triangle read by rows where T(n,k) is the number of compositions of n with rotational period k.

Table of values

List of values

n	a(n)
0	1
1	0
2	1
3	0
4	2
5	0
6	0
7	2
8	2
9	0
10	0
11	3
12	2
13	3
14	0
15	0
16	2
17	4
18	6
19	4
20	0
21	0
22	4
23	6
24	9
25	8
26	5
27	0
28	0
29	2
30	6
31	15
32	20
33	15
34	6
35	0
36	0
37	4
38	8
39	24
40	32
41	35
42	18
43	7
44	0
45	0
46	3
47	10
48	27
49	56
50	70
51	54
52	28
53	8
54	0
55	0
56	4
57	12
58	42
59	84
60	125
61	120
62	84
63	32
64	9
65	0
66	0
67	2
68	10
69	45
70	120
71	210
72	252
73	210
74	120
75	45
76	10
77	0

n	a(n)
0	1
1	0
2	1
3	0
4	2
5	0
6	0
7	2
8	2
9	0
10	0
11	3
12	2
13	3
14	0
15	0
16	2
17	4
18	6
19	4
20	0
21	0
22	4
23	6
24	9
25	8
26	5
27	0
28	0
29	2
30	6
31	15
32	20
33	15
34	6
35	0
36	0
37	4
38	8
39	24
40	32
41	35
42	18
43	7
44	0
45	0
46	3
47	10
48	27
49	56
50	70
51	54
52	28
53	8
54	0
55	0
56	4
57	12
58	42
59	84
60	125
61	120
62	84
63	32
64	9
65	0
66	0
67	2
68	10
69	45
70	120
71	210
72	252
73	210
74	120
75	45
76	10
77	0

n	a(n)
0	1
1	0
2	1
3	0
4	2
5	0
6	0
7	2
8	2
9	0
10	0
11	3
12	2
13	3
14	0
15	0
16	2
17	4
18	6
19	4
20	0
21	0
22	4
23	6
24	9
25	8
26	5
27	0
28	0
29	2
30	6
31	15
32	20
33	15
34	6
35	0
36	0
37	4
38	8
39	24
40	32
41	35
42	18
43	7
44	0
45	0
46	3
47	10
48	27
49	56
50	70
51	54
52	28
53	8
54	0
55	0
56	4
57	12
58	42
59	84
60	125
61	120
62	84
63	32
64	9
65	0
66	0
67	2
68	10
69	45
70	120
71	210
72	252
73	210
74	120
75	45
76	10
77	0