A216652 - cp's OEIS frontend

A216652 Triangular array read by rows: T(n,k) is the number of compositions of n into exactly k distinct parts.

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	2
7	1
8	4
9	1
10	4
11	6
12	1
13	6
14	6
15	1
16	6
17	12
18	1
19	8
20	18
21	1
22	8
23	24
24	24
25	1
26	10
27	30
28	24
29	1
30	10
31	42
32	48
33	1
34	12
35	48
36	72
37	1
38	12
39	60
40	120
41	1
42	14
43	72
44	144
45	120
46	1
47	14
48	84
49	216
50	120
51	1
52	16
53	96
54	264
55	240
56	1
57	16
58	114
59	360
60	360
61	1
62	18
63	126
64	432
65	600
66	1
67	18
68	144
69	552
70	840

[1, 1, 1, 2, 1, 2, 1, 4, 1, 4, 6, 1, 6, 6, 1, 6, 12, 1, 8, 18, 1, 8, 24, 24, 1, 10, 30, 24, 1, 10, 42, 48, 1, 12, 48, 72, 1, 12, 60, 120, 1, 14, 72, 144, 120, 1, 14, 84, 216, 120, 1, 16, 96, 264, 240, 1, 16, 114, 360, 360, 1, 18, 126, 432, 600, 1, 18, 144, 552, 840]

cp's OEIS Frontend

A216652 Triangular array read by rows: T(n,k) is the number of compositions of n into exactly k distinct parts.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	2
7	1
8	4
9	1
10	4
11	6
12	1
13	6
14	6
15	1
16	6
17	12
18	1
19	8
20	18
21	1
22	8
23	24
24	24
25	1
26	10
27	30
28	24
29	1
30	10
31	42
32	48
33	1
34	12
35	48
36	72
37	1
38	12
39	60
40	120
41	1
42	14
43	72
44	144
45	120
46	1
47	14
48	84
49	216
50	120
51	1
52	16
53	96
54	264
55	240
56	1
57	16
58	114
59	360
60	360
61	1
62	18
63	126
64	432
65	600
66	1
67	18
68	144
69	552
70	840

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	2
7	1
8	4
9	1
10	4
11	6
12	1
13	6
14	6
15	1
16	6
17	12
18	1
19	8
20	18
21	1
22	8
23	24
24	24
25	1
26	10
27	30
28	24
29	1
30	10
31	42
32	48
33	1
34	12
35	48
36	72
37	1
38	12
39	60
40	120
41	1
42	14
43	72
44	144
45	120
46	1
47	14
48	84
49	216
50	120
51	1
52	16
53	96
54	264
55	240
56	1
57	16
58	114
59	360
60	360
61	1
62	18
63	126
64	432
65	600
66	1
67	18
68	144
69	552
70	840

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	2
7	1
8	4
9	1
10	4
11	6
12	1
13	6
14	6
15	1
16	6
17	12
18	1
19	8
20	18
21	1
22	8
23	24
24	24
25	1
26	10
27	30
28	24
29	1
30	10
31	42
32	48
33	1
34	12
35	48
36	72
37	1
38	12
39	60
40	120
41	1
42	14
43	72
44	144
45	120
46	1
47	14
48	84
49	216
50	120
51	1
52	16
53	96
54	264
55	240
56	1
57	16
58	114
59	360
60	360
61	1
62	18
63	126
64	432
65	600
66	1
67	18
68	144
69	552
70	840