A089306 - cp's OEIS frontend

A089306 Smallest prime of the form n + (n+1)+ (n+2)+...+(n+k), or 0 if no such prime exists.

n	a(n)
1	3
2	2
3	3
4	0
5	5
6	13
7	7
8	17
9	19
10	0
11	11
12	0
13	13
14	29
15	31
16	0
17	17
18	37
19	19
20	41
21	43
22	0
23	23
24	0
25	0
26	53
27	0
28	0
29	29
30	61
31	31
32	0
33	67
34	0
35	71
36	73
37	37
38	0
39	79
40	0
41	41
42	0
43	43
44	89
45	0
46	0
47	47
48	97
49	0
50	101
51	103
52	0
53	53
54	109
55	0
56	113
57	0
58	0
59	59
60	0
61	61
62	0
63	127
64	0
65	131
66	0
67	67
68	137
69	139
70	0
71	71
72	0
73	73
74	149
75	151
76	0
77	0

[3, 2, 3, 0, 5, 13, 7, 17, 19, 0, 11, 0, 13, 29, 31, 0, 17, 37, 19, 41, 43, 0, 23, 0, 0, 53, 0, 0, 29, 61, 31, 0, 67, 0, 71, 73, 37, 0, 79, 0, 41, 0, 43, 89, 0, 0, 47, 97, 0, 101, 103, 0, 53, 109, 0, 113, 0, 0, 59, 0, 61, 0, 127, 0, 131, 0, 67, 137, 139, 0, 71, 0, 73, 149, 151, 0, 0]

cp's OEIS Frontend

A089306 Smallest prime of the form n + (n+1)+ (n+2)+...+(n+k), or 0 if no such prime exists.

Table of values

List of values

n	a(n)
1	3
2	2
3	3
4	0
5	5
6	13
7	7
8	17
9	19
10	0
11	11
12	0
13	13
14	29
15	31
16	0
17	17
18	37
19	19
20	41
21	43
22	0
23	23
24	0
25	0
26	53
27	0
28	0
29	29
30	61
31	31
32	0
33	67
34	0
35	71
36	73
37	37
38	0
39	79
40	0
41	41
42	0
43	43
44	89
45	0
46	0
47	47
48	97
49	0
50	101
51	103
52	0
53	53
54	109
55	0
56	113
57	0
58	0
59	59
60	0
61	61
62	0
63	127
64	0
65	131
66	0
67	67
68	137
69	139
70	0
71	71
72	0
73	73
74	149
75	151
76	0
77	0

n	a(n)
1	3
2	2
3	3
4	0
5	5
6	13
7	7
8	17
9	19
10	0
11	11
12	0
13	13
14	29
15	31
16	0
17	17
18	37
19	19
20	41
21	43
22	0
23	23
24	0
25	0
26	53
27	0
28	0
29	29
30	61
31	31
32	0
33	67
34	0
35	71
36	73
37	37
38	0
39	79
40	0
41	41
42	0
43	43
44	89
45	0
46	0
47	47
48	97
49	0
50	101
51	103
52	0
53	53
54	109
55	0
56	113
57	0
58	0
59	59
60	0
61	61
62	0
63	127
64	0
65	131
66	0
67	67
68	137
69	139
70	0
71	71
72	0
73	73
74	149
75	151
76	0
77	0

n	a(n)
1	3
2	2
3	3
4	0
5	5
6	13
7	7
8	17
9	19
10	0
11	11
12	0
13	13
14	29
15	31
16	0
17	17
18	37
19	19
20	41
21	43
22	0
23	23
24	0
25	0
26	53
27	0
28	0
29	29
30	61
31	31
32	0
33	67
34	0
35	71
36	73
37	37
38	0
39	79
40	0
41	41
42	0
43	43
44	89
45	0
46	0
47	47
48	97
49	0
50	101
51	103
52	0
53	53
54	109
55	0
56	113
57	0
58	0
59	59
60	0
61	61
62	0
63	127
64	0
65	131
66	0
67	67
68	137
69	139
70	0
71	71
72	0
73	73
74	149
75	151
76	0
77	0