A074976 - cp's OEIS frontend

A074976 a(n) = round(1/(sqrt(prime(n+1)) - sqrt(prime(n)))).

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

[3, 2, 2, 1, 3, 2, 4, 2, 2, 5, 2, 3, 6, 3, 2, 2, 8, 3, 4, 8, 3, 4, 3, 2, 5, 10, 5, 10, 5, 2, 6, 4, 12, 2, 12, 4, 4, 6, 4, 4, 13, 3, 14, 7, 14, 2, 2, 7, 15, 8, 5, 15, 3, 5, 5, 5, 16, 6, 8, 17, 3, 2, 9, 18, 9, 3, 6, 4, 19, 9, 6, 5, 6, 6, 10, 7, 5, 10, 5, 4, 20, 4, 21, 7, 10, 7, 5, 11, 21, 11, 4, 5, 11, 6, 11]

cp's OEIS Frontend

A074976 a(n) = round(1/(sqrt(prime(n+1)) - sqrt(prime(n)))).

Table of values

List of values

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

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

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