A084927 - cp's OEIS frontend

A084927 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 "top 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	1
10	2
11	0
12	2
13	0
14	2
15	1
16	1
17	0
18	3
19	0
20	3
21	1
22	1
23	0
24	4
25	0
26	3
27	1
28	3
29	0
30	8
31	0
32	2
33	2
34	3
35	1
36	5
37	0
38	2
39	1
40	4
41	0
42	9
43	0
44	3
45	2
46	4
47	0
48	6
49	1
50	6
51	2
52	4
53	0
54	5
55	0
56	5
57	2
58	3
59	0
60	11
61	0
62	4
63	3
64	3
65	1
66	10
67	1
68	5
69	3
70	7
71	0
72	10
73	0
74	2
75	4
76	6
77	2
78	11
79	1
80	7
81	3
82	5
83	0
84	13
85	2
86	6
87	4
88	7
89	1
90	17
91	2
92	6
93	2
94	6
95	2
96	12
97	1
98	8
99	4
100	8

[0, 1, 1, 1, 0, 2, 0, 1, 1, 2, 0, 2, 0, 2, 1, 1, 0, 3, 0, 3, 1, 1, 0, 4, 0, 3, 1, 3, 0, 8, 0, 2, 2, 3, 1, 5, 0, 2, 1, 4, 0, 9, 0, 3, 2, 4, 0, 6, 1, 6, 2, 4, 0, 5, 0, 5, 2, 3, 0, 11, 0, 4, 3, 3, 1, 10, 1, 5, 3, 7, 0, 10, 0, 2, 4, 6, 2, 11, 1, 7, 3, 5, 0, 13, 2, 6, 4, 7, 1, 17, 2, 6, 2, 6, 2, 12, 1, 8, 4, 8]

cp's OEIS Frontend

A084927 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 "top 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	1
10	2
11	0
12	2
13	0
14	2
15	1
16	1
17	0
18	3
19	0
20	3
21	1
22	1
23	0
24	4
25	0
26	3
27	1
28	3
29	0
30	8
31	0
32	2
33	2
34	3
35	1
36	5
37	0
38	2
39	1
40	4
41	0
42	9
43	0
44	3
45	2
46	4
47	0
48	6
49	1
50	6
51	2
52	4
53	0
54	5
55	0
56	5
57	2
58	3
59	0
60	11
61	0
62	4
63	3
64	3
65	1
66	10
67	1
68	5
69	3
70	7
71	0
72	10
73	0
74	2
75	4
76	6
77	2
78	11
79	1
80	7
81	3
82	5
83	0
84	13
85	2
86	6
87	4
88	7
89	1
90	17
91	2
92	6
93	2
94	6
95	2
96	12
97	1
98	8
99	4
100	8

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

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