A374766 - cp's OEIS frontend

A374766 Triangle read by rows where T(n,k) is the number of integer compositions of n whose leaders of maximal strictly decreasing runs sum to k.

n	a(n)
0	1
1	0
2	1
3	0
4	0
5	2
6	0
7	0
8	1
9	3
10	0
11	0
12	0
13	3
14	5
15	0
16	0
17	0
18	1
19	8
20	7
21	0
22	0
23	0
24	1
25	3
26	17
27	11
28	0
29	0
30	0
31	0
32	4
33	10
34	35
35	15
36	0
37	0
38	0
39	0
40	1
41	12
42	28
43	65
44	22
45	0
46	0
47	0
48	0
49	1
50	6
51	31
52	70
53	118
54	30
55	0
56	0
57	0
58	0
59	1
60	3
61	22
62	78
63	163
64	203
65	42
66	0
67	0
68	0
69	0
70	0
71	4
72	13
73	69
74	186
75	354
76	342
77	56

[1, 0, 1, 0, 0, 2, 0, 0, 1, 3, 0, 0, 0, 3, 5, 0, 0, 0, 1, 8, 7, 0, 0, 0, 1, 3, 17, 11, 0, 0, 0, 0, 4, 10, 35, 15, 0, 0, 0, 0, 1, 12, 28, 65, 22, 0, 0, 0, 0, 1, 6, 31, 70, 118, 30, 0, 0, 0, 0, 1, 3, 22, 78, 163, 203, 42, 0, 0, 0, 0, 0, 4, 13, 69, 186, 354, 342, 56]

cp's OEIS Frontend

A374766 Triangle read by rows where T(n,k) is the number of integer compositions of n whose leaders of maximal strictly decreasing runs sum to k.

Table of values

List of values

n	a(n)
0	1
1	0
2	1
3	0
4	0
5	2
6	0
7	0
8	1
9	3
10	0
11	0
12	0
13	3
14	5
15	0
16	0
17	0
18	1
19	8
20	7
21	0
22	0
23	0
24	1
25	3
26	17
27	11
28	0
29	0
30	0
31	0
32	4
33	10
34	35
35	15
36	0
37	0
38	0
39	0
40	1
41	12
42	28
43	65
44	22
45	0
46	0
47	0
48	0
49	1
50	6
51	31
52	70
53	118
54	30
55	0
56	0
57	0
58	0
59	1
60	3
61	22
62	78
63	163
64	203
65	42
66	0
67	0
68	0
69	0
70	0
71	4
72	13
73	69
74	186
75	354
76	342
77	56

n	a(n)
0	1
1	0
2	1
3	0
4	0
5	2
6	0
7	0
8	1
9	3
10	0
11	0
12	0
13	3
14	5
15	0
16	0
17	0
18	1
19	8
20	7
21	0
22	0
23	0
24	1
25	3
26	17
27	11
28	0
29	0
30	0
31	0
32	4
33	10
34	35
35	15
36	0
37	0
38	0
39	0
40	1
41	12
42	28
43	65
44	22
45	0
46	0
47	0
48	0
49	1
50	6
51	31
52	70
53	118
54	30
55	0
56	0
57	0
58	0
59	1
60	3
61	22
62	78
63	163
64	203
65	42
66	0
67	0
68	0
69	0
70	0
71	4
72	13
73	69
74	186
75	354
76	342
77	56

n	a(n)
0	1
1	0
2	1
3	0
4	0
5	2
6	0
7	0
8	1
9	3
10	0
11	0
12	0
13	3
14	5
15	0
16	0
17	0
18	1
19	8
20	7
21	0
22	0
23	0
24	1
25	3
26	17
27	11
28	0
29	0
30	0
31	0
32	4
33	10
34	35
35	15
36	0
37	0
38	0
39	0
40	1
41	12
42	28
43	65
44	22
45	0
46	0
47	0
48	0
49	1
50	6
51	31
52	70
53	118
54	30
55	0
56	0
57	0
58	0
59	1
60	3
61	22
62	78
63	163
64	203
65	42
66	0
67	0
68	0
69	0
70	0
71	4
72	13
73	69
74	186
75	354
76	342
77	56