A113303 - cp's OEIS frontend

A113303 Least number k such that prime(n) divides T(k), the central trinomial coefficient A002426(k), or 0 if there is no such k.

n	a(n)
1	0
2	2
3	0
4	3
5	0
6	0
7	5
8	4
9	0
10	0
11	0
12	0
13	8
14	9
15	6
16	0
17	0
18	0
19	0
20	0
21	9
22	0
23	0
24	0
25	0
26	0
27	0
28	26
29	47
30	12
31	0
32	7
33	0
34	0
35	0
36	0
37	0
38	0
39	0
40	28
41	44
42	0
43	31
44	51
45	0
46	61
47	0
48	0
49	0
50	0
51	27
52	0
53	0
54	0
55	0
56	0
57	89
58	0
59	90
60	135
61	98
62	48
63	122
64	120
65	0
66	0
67	0
68	0
69	121
70	0
71	0
72	0
73	0
74	112
75	0
76	91
77	0
78	0
79	55
80	63
81	133
82	48
83	0
84	0
85	126
86	179
87	0
88	78

[0, 2, 0, 3, 0, 0, 5, 4, 0, 0, 0, 0, 8, 9, 6, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 26, 47, 12, 0, 7, 0, 0, 0, 0, 0, 0, 0, 28, 44, 0, 31, 51, 0, 61, 0, 0, 0, 0, 27, 0, 0, 0, 0, 0, 89, 0, 90, 135, 98, 48, 122, 120, 0, 0, 0, 0, 121, 0, 0, 0, 0, 112, 0, 91, 0, 0, 55, 63, 133, 48, 0, 0, 126, 179, 0, 78]

cp's OEIS Frontend

A113303 Least number k such that prime(n) divides T(k), the central trinomial coefficient A002426(k), or 0 if there is no such k.

Table of values

List of values

n	a(n)
1	0
2	2
3	0
4	3
5	0
6	0
7	5
8	4
9	0
10	0
11	0
12	0
13	8
14	9
15	6
16	0
17	0
18	0
19	0
20	0
21	9
22	0
23	0
24	0
25	0
26	0
27	0
28	26
29	47
30	12
31	0
32	7
33	0
34	0
35	0
36	0
37	0
38	0
39	0
40	28
41	44
42	0
43	31
44	51
45	0
46	61
47	0
48	0
49	0
50	0
51	27
52	0
53	0
54	0
55	0
56	0
57	89
58	0
59	90
60	135
61	98
62	48
63	122
64	120
65	0
66	0
67	0
68	0
69	121
70	0
71	0
72	0
73	0
74	112
75	0
76	91
77	0
78	0
79	55
80	63
81	133
82	48
83	0
84	0
85	126
86	179
87	0
88	78

n	a(n)
1	0
2	2
3	0
4	3
5	0
6	0
7	5
8	4
9	0
10	0
11	0
12	0
13	8
14	9
15	6
16	0
17	0
18	0
19	0
20	0
21	9
22	0
23	0
24	0
25	0
26	0
27	0
28	26
29	47
30	12
31	0
32	7
33	0
34	0
35	0
36	0
37	0
38	0
39	0
40	28
41	44
42	0
43	31
44	51
45	0
46	61
47	0
48	0
49	0
50	0
51	27
52	0
53	0
54	0
55	0
56	0
57	89
58	0
59	90
60	135
61	98
62	48
63	122
64	120
65	0
66	0
67	0
68	0
69	121
70	0
71	0
72	0
73	0
74	112
75	0
76	91
77	0
78	0
79	55
80	63
81	133
82	48
83	0
84	0
85	126
86	179
87	0
88	78

n	a(n)
1	0
2	2
3	0
4	3
5	0
6	0
7	5
8	4
9	0
10	0
11	0
12	0
13	8
14	9
15	6
16	0
17	0
18	0
19	0
20	0
21	9
22	0
23	0
24	0
25	0
26	0
27	0
28	26
29	47
30	12
31	0
32	7
33	0
34	0
35	0
36	0
37	0
38	0
39	0
40	28
41	44
42	0
43	31
44	51
45	0
46	61
47	0
48	0
49	0
50	0
51	27
52	0
53	0
54	0
55	0
56	0
57	89
58	0
59	90
60	135
61	98
62	48
63	122
64	120
65	0
66	0
67	0
68	0
69	121
70	0
71	0
72	0
73	0
74	112
75	0
76	91
77	0
78	0
79	55
80	63
81	133
82	48
83	0
84	0
85	126
86	179
87	0
88	78