A349221 - cp's OEIS frontend

A349221 Triangle read by rows: T(n, k) = 1 if k divides binomial(n-1, k-1), T(n, k) = 0 otherwise (n >= 1, 1 <= k <= n).

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	1
13	1
14	1
15	0
16	1
17	0
18	0
19	0
20	1
21	0
22	1
23	1
24	1
25	1
26	1
27	1
28	0
29	1
30	0
31	1
32	0
33	1
34	0
35	1
36	0
37	1
38	1
39	0
40	1
41	1
42	0
43	1
44	1
45	0
46	1
47	0
48	1
49	1
50	0
51	1
52	1
53	0
54	1
55	0
56	1
57	1
58	1
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	0
67	1
68	0
69	0
70	0
71	1
72	1
73	1
74	0
75	0
76	0
77	1
78	0
79	1
80	1
81	1
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1
90	1
91	0
92	1
93	0

[1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0]

cp's OEIS Frontend

A349221 Triangle read by rows: T(n, k) = 1 if k divides binomial(n-1, k-1), T(n, k) = 0 otherwise (n >= 1, 1 <= k <= n).

Table of values

List of values

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	1
13	1
14	1
15	0
16	1
17	0
18	0
19	0
20	1
21	0
22	1
23	1
24	1
25	1
26	1
27	1
28	0
29	1
30	0
31	1
32	0
33	1
34	0
35	1
36	0
37	1
38	1
39	0
40	1
41	1
42	0
43	1
44	1
45	0
46	1
47	0
48	1
49	1
50	0
51	1
52	1
53	0
54	1
55	0
56	1
57	1
58	1
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	0
67	1
68	0
69	0
70	0
71	1
72	1
73	1
74	0
75	0
76	0
77	1
78	0
79	1
80	1
81	1
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1
90	1
91	0
92	1
93	0

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	1
13	1
14	1
15	0
16	1
17	0
18	0
19	0
20	1
21	0
22	1
23	1
24	1
25	1
26	1
27	1
28	0
29	1
30	0
31	1
32	0
33	1
34	0
35	1
36	0
37	1
38	1
39	0
40	1
41	1
42	0
43	1
44	1
45	0
46	1
47	0
48	1
49	1
50	0
51	1
52	1
53	0
54	1
55	0
56	1
57	1
58	1
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	0
67	1
68	0
69	0
70	0
71	1
72	1
73	1
74	0
75	0
76	0
77	1
78	0
79	1
80	1
81	1
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1
90	1
91	0
92	1
93	0

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	1
13	1
14	1
15	0
16	1
17	0
18	0
19	0
20	1
21	0
22	1
23	1
24	1
25	1
26	1
27	1
28	0
29	1
30	0
31	1
32	0
33	1
34	0
35	1
36	0
37	1
38	1
39	0
40	1
41	1
42	0
43	1
44	1
45	0
46	1
47	0
48	1
49	1
50	0
51	1
52	1
53	0
54	1
55	0
56	1
57	1
58	1
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	0
67	1
68	0
69	0
70	0
71	1
72	1
73	1
74	0
75	0
76	0
77	1
78	0
79	1
80	1
81	1
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1
90	1
91	0
92	1
93	0