A335322 - cp's OEIS frontend

A335322 Triangle read by rows: T(n, k) = binomial(n, floor((n+k+1)/2)) with k <= n.

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	4
8	4
9	1
10	1
11	10
12	5
13	5
14	1
15	1
16	15
17	15
18	6
19	6
20	1
21	1
22	35
23	21
24	21
25	7
26	7
27	1
28	1
29	56
30	56
31	28
32	28
33	8
34	8
35	1
36	1
37	126
38	84
39	84
40	36
41	36
42	9
43	9
44	1
45	1
46	210
47	210
48	120
49	120
50	45
51	45
52	10
53	10
54	1
55	1
56	462
57	330
58	330
59	165
60	165
61	55
62	55
63	11
64	11
65	1
66	1
67	792
68	792
69	495
70	495
71	220
72	220
73	66
74	66
75	12
76	12
77	1
78	1

[1, 1, 1, 3, 1, 1, 4, 4, 1, 1, 10, 5, 5, 1, 1, 15, 15, 6, 6, 1, 1, 35, 21, 21, 7, 7, 1, 1, 56, 56, 28, 28, 8, 8, 1, 1, 126, 84, 84, 36, 36, 9, 9, 1, 1, 210, 210, 120, 120, 45, 45, 10, 10, 1, 1, 462, 330, 330, 165, 165, 55, 55, 11, 11, 1, 1, 792, 792, 495, 495, 220, 220, 66, 66, 12, 12, 1, 1]

cp's OEIS Frontend

A335322 Triangle read by rows: T(n, k) = binomial(n, floor((n+k+1)/2)) with k <= n.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	4
8	4
9	1
10	1
11	10
12	5
13	5
14	1
15	1
16	15
17	15
18	6
19	6
20	1
21	1
22	35
23	21
24	21
25	7
26	7
27	1
28	1
29	56
30	56
31	28
32	28
33	8
34	8
35	1
36	1
37	126
38	84
39	84
40	36
41	36
42	9
43	9
44	1
45	1
46	210
47	210
48	120
49	120
50	45
51	45
52	10
53	10
54	1
55	1
56	462
57	330
58	330
59	165
60	165
61	55
62	55
63	11
64	11
65	1
66	1
67	792
68	792
69	495
70	495
71	220
72	220
73	66
74	66
75	12
76	12
77	1
78	1

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	4
8	4
9	1
10	1
11	10
12	5
13	5
14	1
15	1
16	15
17	15
18	6
19	6
20	1
21	1
22	35
23	21
24	21
25	7
26	7
27	1
28	1
29	56
30	56
31	28
32	28
33	8
34	8
35	1
36	1
37	126
38	84
39	84
40	36
41	36
42	9
43	9
44	1
45	1
46	210
47	210
48	120
49	120
50	45
51	45
52	10
53	10
54	1
55	1
56	462
57	330
58	330
59	165
60	165
61	55
62	55
63	11
64	11
65	1
66	1
67	792
68	792
69	495
70	495
71	220
72	220
73	66
74	66
75	12
76	12
77	1
78	1

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	4
8	4
9	1
10	1
11	10
12	5
13	5
14	1
15	1
16	15
17	15
18	6
19	6
20	1
21	1
22	35
23	21
24	21
25	7
26	7
27	1
28	1
29	56
30	56
31	28
32	28
33	8
34	8
35	1
36	1
37	126
38	84
39	84
40	36
41	36
42	9
43	9
44	1
45	1
46	210
47	210
48	120
49	120
50	45
51	45
52	10
53	10
54	1
55	1
56	462
57	330
58	330
59	165
60	165
61	55
62	55
63	11
64	11
65	1
66	1
67	792
68	792
69	495
70	495
71	220
72	220
73	66
74	66
75	12
76	12
77	1
78	1