A131749 - cp's OEIS frontend

A131749 Triangle of successive absolute differences of semiprimes.

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

[4, 2, 6, 1, 3, 9, 1, 2, 1, 10, 0, 1, 3, 4, 14, 1, 1, 0, 3, 1, 15, 0, 1, 2, 2, 5, 6, 21, 1, 1, 0, 2, 0, 5, 1, 22, 1, 0, 1, 1, 3, 3, 2, 3, 25, 1, 0, 0, 1, 0, 3, 0, 2, 1, 26, 1, 0, 0, 0, 1, 1, 4, 4, 6, 7, 33, 1, 0, 0, 0, 0, 1, 0, 4, 0, 6, 1, 34, 0, 1, 1, 1, 1, 1, 2, 2, 6, 6, 0, 1, 35]

cp's OEIS Frontend

A131749 Triangle of successive absolute differences of semiprimes.

Table of values

List of values

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

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

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