A338156 - cp's OEIS frontend

A338156 Irregular triangle read by rows in which row n lists n blocks, where the m-th block consists of A000041(m-1) copies of the divisors of (n - m + 1), with 1 <= m <= n.

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

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

cp's OEIS Frontend

A338156 Irregular triangle read by rows in which row n lists n blocks, where the m-th block consists of A000041(m-1) copies of the divisors of (n - m + 1), with 1 <= m <= n.

Table of values

List of values

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

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

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