A374748 - cp's OEIS frontend

A374748 Triangle read by rows where T(n,k) is the number of integer compositions of n whose leaders of weakly decreasing runs sum to k.

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	1
8	1
9	2
10	0
11	1
12	2
13	3
14	2
15	0
16	1
17	2
18	6
19	4
20	3
21	0
22	1
23	3
24	9
25	8
26	7
27	4
28	0
29	1
30	3
31	13
32	15
33	16
34	11
35	5
36	0
37	1
38	4
39	17
40	24
41	32
42	28
43	16
44	6
45	0
46	1
47	4
48	23
49	36
50	58
51	58
52	44
53	24
54	8
55	0
56	1
57	5
58	28
59	52
60	96
61	115
62	100
63	71
64	34
65	10
66	0
67	1
68	5
69	35
70	72
71	151
72	203
73	211
74	176
75	109
76	49
77	12

[1, 0, 1, 0, 1, 1, 0, 1, 1, 2, 0, 1, 2, 3, 2, 0, 1, 2, 6, 4, 3, 0, 1, 3, 9, 8, 7, 4, 0, 1, 3, 13, 15, 16, 11, 5, 0, 1, 4, 17, 24, 32, 28, 16, 6, 0, 1, 4, 23, 36, 58, 58, 44, 24, 8, 0, 1, 5, 28, 52, 96, 115, 100, 71, 34, 10, 0, 1, 5, 35, 72, 151, 203, 211, 176, 109, 49, 12]

cp's OEIS Frontend

A374748 Triangle read by rows where T(n,k) is the number of integer compositions of n whose leaders of weakly decreasing runs sum to k.

Table of values

List of values

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	1
8	1
9	2
10	0
11	1
12	2
13	3
14	2
15	0
16	1
17	2
18	6
19	4
20	3
21	0
22	1
23	3
24	9
25	8
26	7
27	4
28	0
29	1
30	3
31	13
32	15
33	16
34	11
35	5
36	0
37	1
38	4
39	17
40	24
41	32
42	28
43	16
44	6
45	0
46	1
47	4
48	23
49	36
50	58
51	58
52	44
53	24
54	8
55	0
56	1
57	5
58	28
59	52
60	96
61	115
62	100
63	71
64	34
65	10
66	0
67	1
68	5
69	35
70	72
71	151
72	203
73	211
74	176
75	109
76	49
77	12

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	1
8	1
9	2
10	0
11	1
12	2
13	3
14	2
15	0
16	1
17	2
18	6
19	4
20	3
21	0
22	1
23	3
24	9
25	8
26	7
27	4
28	0
29	1
30	3
31	13
32	15
33	16
34	11
35	5
36	0
37	1
38	4
39	17
40	24
41	32
42	28
43	16
44	6
45	0
46	1
47	4
48	23
49	36
50	58
51	58
52	44
53	24
54	8
55	0
56	1
57	5
58	28
59	52
60	96
61	115
62	100
63	71
64	34
65	10
66	0
67	1
68	5
69	35
70	72
71	151
72	203
73	211
74	176
75	109
76	49
77	12

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	1
6	0
7	1
8	1
9	2
10	0
11	1
12	2
13	3
14	2
15	0
16	1
17	2
18	6
19	4
20	3
21	0
22	1
23	3
24	9
25	8
26	7
27	4
28	0
29	1
30	3
31	13
32	15
33	16
34	11
35	5
36	0
37	1
38	4
39	17
40	24
41	32
42	28
43	16
44	6
45	0
46	1
47	4
48	23
49	36
50	58
51	58
52	44
53	24
54	8
55	0
56	1
57	5
58	28
59	52
60	96
61	115
62	100
63	71
64	34
65	10
66	0
67	1
68	5
69	35
70	72
71	151
72	203
73	211
74	176
75	109
76	49
77	12