A069870 - cp's OEIS frontend

A069870 Smallest prime that can be formed using a partition of n, or 0 if no such prime exists.

n	a(n)
1	0
2	2
3	3
4	13
5	5
6	0
7	7
8	17
9	0
10	19
11	11
12	0
13	13
14	59
15	0
16	79
17	17
18	0
19	19
20	137
21	0
22	139
23	23
24	0
25	223
26	179
27	0
28	127
29	29
30	0
31	31
32	131
33	0
34	277
35	233
36	0
37	37
38	137
39	0
40	139
41	41
42	0
43	43
44	359
45	0
46	379
47	47
48	0
49	409
50	149
51	0
52	151
53	53
54	0
55	487
56	353
57	0
58	157
59	59
60	0
61	61
62	359
63	0
64	163
65	263
66	0
67	67
68	167
69	0
70	367
71	71
72	0

[0, 2, 3, 13, 5, 0, 7, 17, 0, 19, 11, 0, 13, 59, 0, 79, 17, 0, 19, 137, 0, 139, 23, 0, 223, 179, 0, 127, 29, 0, 31, 131, 0, 277, 233, 0, 37, 137, 0, 139, 41, 0, 43, 359, 0, 379, 47, 0, 409, 149, 0, 151, 53, 0, 487, 353, 0, 157, 59, 0, 61, 359, 0, 163, 263, 0, 67, 167, 0, 367, 71, 0]

cp's OEIS Frontend

A069870 Smallest prime that can be formed using a partition of n, or 0 if no such prime exists.

Table of values

List of values

n	a(n)
1	0
2	2
3	3
4	13
5	5
6	0
7	7
8	17
9	0
10	19
11	11
12	0
13	13
14	59
15	0
16	79
17	17
18	0
19	19
20	137
21	0
22	139
23	23
24	0
25	223
26	179
27	0
28	127
29	29
30	0
31	31
32	131
33	0
34	277
35	233
36	0
37	37
38	137
39	0
40	139
41	41
42	0
43	43
44	359
45	0
46	379
47	47
48	0
49	409
50	149
51	0
52	151
53	53
54	0
55	487
56	353
57	0
58	157
59	59
60	0
61	61
62	359
63	0
64	163
65	263
66	0
67	67
68	167
69	0
70	367
71	71
72	0

n	a(n)
1	0
2	2
3	3
4	13
5	5
6	0
7	7
8	17
9	0
10	19
11	11
12	0
13	13
14	59
15	0
16	79
17	17
18	0
19	19
20	137
21	0
22	139
23	23
24	0
25	223
26	179
27	0
28	127
29	29
30	0
31	31
32	131
33	0
34	277
35	233
36	0
37	37
38	137
39	0
40	139
41	41
42	0
43	43
44	359
45	0
46	379
47	47
48	0
49	409
50	149
51	0
52	151
53	53
54	0
55	487
56	353
57	0
58	157
59	59
60	0
61	61
62	359
63	0
64	163
65	263
66	0
67	67
68	167
69	0
70	367
71	71
72	0

n	a(n)
1	0
2	2
3	3
4	13
5	5
6	0
7	7
8	17
9	0
10	19
11	11
12	0
13	13
14	59
15	0
16	79
17	17
18	0
19	19
20	137
21	0
22	139
23	23
24	0
25	223
26	179
27	0
28	127
29	29
30	0
31	31
32	131
33	0
34	277
35	233
36	0
37	37
38	137
39	0
40	139
41	41
42	0
43	43
44	359
45	0
46	379
47	47
48	0
49	409
50	149
51	0
52	151
53	53
54	0
55	487
56	353
57	0
58	157
59	59
60	0
61	61
62	359
63	0
64	163
65	263
66	0
67	67
68	167
69	0
70	367
71	71
72	0