A368210 - cp's OEIS frontend

A368210 Irregular triangle T(n,k) read by rows (n >= 1, 0 <= k <= max(A001222([1..n]))), giving the number of k-almost primes in [1,n].

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

[1, 1, 1, 1, 2, 1, 2, 1, 1, 3, 1, 1, 3, 2, 1, 4, 2, 1, 4, 2, 1, 1, 4, 3, 1, 1, 4, 4, 1, 1, 5, 4, 1, 1, 5, 4, 2, 1, 6, 4, 2, 1, 6, 5, 2, 1, 6, 6, 2, 1, 6, 6, 2, 1, 1, 7, 6, 2, 1, 1, 7, 6, 3, 1, 1, 8, 6, 3, 1, 1, 8, 6, 4, 1, 1, 8, 7, 4, 1, 1, 8, 8, 4, 1, 1, 9, 8, 4, 1]

cp's OEIS Frontend

A368210 Irregular triangle T(n,k) read by rows (n >= 1, 0 <= k <= max(A001222([1..n]))), giving the number of k-almost primes in [1,n].

Table of values

List of values

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

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

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