A084929 - cp's OEIS frontend

A084929 If the numbers 1 to n^3 are arranged in a cubic array, a(n) is the minimum number of primes in each column of the n^2 columns in the "north-south view" that can have primes.

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	1
9	0
10	2
11	0
12	3
13	0
14	2
15	1
16	1
17	0
18	3
19	0
20	2
21	1
22	2
23	0
24	5
25	0
26	3
27	0
28	3
29	0
30	7
31	0
32	2
33	1
34	2
35	0
36	5
37	0
38	3
39	2
40	4
41	0
42	8
43	0
44	1
45	2
46	4
47	0
48	6
49	0
50	4
51	2
52	4
53	0
54	6
55	1
56	5
57	2
58	3
59	1
60	10
61	0
62	4
63	4
64	3
65	1
66	9
67	0
68	5
69	3
70	9
71	0
72	9
73	1
74	4
75	3
76	5
77	2
78	8
79	1
80	6
81	2
82	4
83	1
84	13
85	2
86	6
87	3
88	7
89	1
90	14
91	2
92	6
93	3
94	5
95	2
96	12
97	1
98	9
99	4
100	9

[0, 1, 1, 1, 0, 2, 0, 1, 0, 2, 0, 3, 0, 2, 1, 1, 0, 3, 0, 2, 1, 2, 0, 5, 0, 3, 0, 3, 0, 7, 0, 2, 1, 2, 0, 5, 0, 3, 2, 4, 0, 8, 0, 1, 2, 4, 0, 6, 0, 4, 2, 4, 0, 6, 1, 5, 2, 3, 1, 10, 0, 4, 4, 3, 1, 9, 0, 5, 3, 9, 0, 9, 1, 4, 3, 5, 2, 8, 1, 6, 2, 4, 1, 13, 2, 6, 3, 7, 1, 14, 2, 6, 3, 5, 2, 12, 1, 9, 4, 9]

cp's OEIS Frontend

A084929 If the numbers 1 to n^3 are arranged in a cubic array, a(n) is the minimum number of primes in each column of the n^2 columns in the "north-south view" that can have primes.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	1
9	0
10	2
11	0
12	3
13	0
14	2
15	1
16	1
17	0
18	3
19	0
20	2
21	1
22	2
23	0
24	5
25	0
26	3
27	0
28	3
29	0
30	7
31	0
32	2
33	1
34	2
35	0
36	5
37	0
38	3
39	2
40	4
41	0
42	8
43	0
44	1
45	2
46	4
47	0
48	6
49	0
50	4
51	2
52	4
53	0
54	6
55	1
56	5
57	2
58	3
59	1
60	10
61	0
62	4
63	4
64	3
65	1
66	9
67	0
68	5
69	3
70	9
71	0
72	9
73	1
74	4
75	3
76	5
77	2
78	8
79	1
80	6
81	2
82	4
83	1
84	13
85	2
86	6
87	3
88	7
89	1
90	14
91	2
92	6
93	3
94	5
95	2
96	12
97	1
98	9
99	4
100	9

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	1
9	0
10	2
11	0
12	3
13	0
14	2
15	1
16	1
17	0
18	3
19	0
20	2
21	1
22	2
23	0
24	5
25	0
26	3
27	0
28	3
29	0
30	7
31	0
32	2
33	1
34	2
35	0
36	5
37	0
38	3
39	2
40	4
41	0
42	8
43	0
44	1
45	2
46	4
47	0
48	6
49	0
50	4
51	2
52	4
53	0
54	6
55	1
56	5
57	2
58	3
59	1
60	10
61	0
62	4
63	4
64	3
65	1
66	9
67	0
68	5
69	3
70	9
71	0
72	9
73	1
74	4
75	3
76	5
77	2
78	8
79	1
80	6
81	2
82	4
83	1
84	13
85	2
86	6
87	3
88	7
89	1
90	14
91	2
92	6
93	3
94	5
95	2
96	12
97	1
98	9
99	4
100	9

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	1
9	0
10	2
11	0
12	3
13	0
14	2
15	1
16	1
17	0
18	3
19	0
20	2
21	1
22	2
23	0
24	5
25	0
26	3
27	0
28	3
29	0
30	7
31	0
32	2
33	1
34	2
35	0
36	5
37	0
38	3
39	2
40	4
41	0
42	8
43	0
44	1
45	2
46	4
47	0
48	6
49	0
50	4
51	2
52	4
53	0
54	6
55	1
56	5
57	2
58	3
59	1
60	10
61	0
62	4
63	4
64	3
65	1
66	9
67	0
68	5
69	3
70	9
71	0
72	9
73	1
74	4
75	3
76	5
77	2
78	8
79	1
80	6
81	2
82	4
83	1
84	13
85	2
86	6
87	3
88	7
89	1
90	14
91	2
92	6
93	3
94	5
95	2
96	12
97	1
98	9
99	4
100	9