A384009 - cp's OEIS frontend

A384009 Irregular triangle read by rows where row n lists the positive first differences of the prime indices of n.

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

[1, 2, 1, 3, 1, 1, 2, 2, 4, 1, 5, 3, 1, 1, 3, 6, 1, 1, 7, 4, 2, 1, 2, 4, 1, 8, 1, 2, 5, 5, 1, 2, 3, 6, 9, 1, 1, 10, 2, 3, 1, 3, 6, 7, 2, 1, 1, 11, 1, 7, 1, 1, 4, 2, 12, 1, 2, 4, 13, 8, 4, 1, 1, 2, 8, 9, 14, 5, 1, 3, 3, 2, 1, 5, 5, 1, 1, 15, 1, 2, 2, 10, 3, 1, 6, 6]

cp's OEIS Frontend

A384009 Irregular triangle read by rows where row n lists the positive first differences of the prime indices of n.

Table of values

List of values

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

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

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