A384234 - cp's OEIS frontend

A384234 Irregular triangle read by rows: T(n,k) is the index of the k-th odd noncomposite divisor in the list of divisors of n, with n >=1, k >= 1.

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	1
9	3
10	1
11	2
12	1
13	1
14	2
15	1
16	3
17	1
18	2
19	1
20	3
21	1
22	2
23	1
24	3
25	1
26	2
27	3
28	1
29	1
30	2
31	1
32	3
33	1
34	2
35	1
36	4
37	1
38	2
39	3
40	1
41	3
42	1
43	2
44	1
45	3
46	1
47	2
48	1
49	3
50	1
51	2
52	1
53	4
54	1
55	2
56	1
57	3
58	4
59	1
60	2
61	1
62	1
63	2
64	3
65	1
66	3
67	1
68	2
69	3
70	1
71	3
72	1
73	2
74	1
75	3
76	1
77	2
78	3
79	1
80	4
81	1
82	2
83	1
84	3
85	5
86	1
87	2
88	1
89	4
90	1
91	2
92	3
93	1
94	3
95	1
96	2
97	1
98	3
99	1
100	2
101	1
102	3

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

cp's OEIS Frontend

A384234 Irregular triangle read by rows: T(n,k) is the index of the k-th odd noncomposite divisor in the list of divisors of n, with n >=1, k >= 1.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	1
9	3
10	1
11	2
12	1
13	1
14	2
15	1
16	3
17	1
18	2
19	1
20	3
21	1
22	2
23	1
24	3
25	1
26	2
27	3
28	1
29	1
30	2
31	1
32	3
33	1
34	2
35	1
36	4
37	1
38	2
39	3
40	1
41	3
42	1
43	2
44	1
45	3
46	1
47	2
48	1
49	3
50	1
51	2
52	1
53	4
54	1
55	2
56	1
57	3
58	4
59	1
60	2
61	1
62	1
63	2
64	3
65	1
66	3
67	1
68	2
69	3
70	1
71	3
72	1
73	2
74	1
75	3
76	1
77	2
78	3
79	1
80	4
81	1
82	2
83	1
84	3
85	5
86	1
87	2
88	1
89	4
90	1
91	2
92	3
93	1
94	3
95	1
96	2
97	1
98	3
99	1
100	2
101	1
102	3

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	1
9	3
10	1
11	2
12	1
13	1
14	2
15	1
16	3
17	1
18	2
19	1
20	3
21	1
22	2
23	1
24	3
25	1
26	2
27	3
28	1
29	1
30	2
31	1
32	3
33	1
34	2
35	1
36	4
37	1
38	2
39	3
40	1
41	3
42	1
43	2
44	1
45	3
46	1
47	2
48	1
49	3
50	1
51	2
52	1
53	4
54	1
55	2
56	1
57	3
58	4
59	1
60	2
61	1
62	1
63	2
64	3
65	1
66	3
67	1
68	2
69	3
70	1
71	3
72	1
73	2
74	1
75	3
76	1
77	2
78	3
79	1
80	4
81	1
82	2
83	1
84	3
85	5
86	1
87	2
88	1
89	4
90	1
91	2
92	3
93	1
94	3
95	1
96	2
97	1
98	3
99	1
100	2
101	1
102	3

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	1
9	3
10	1
11	2
12	1
13	1
14	2
15	1
16	3
17	1
18	2
19	1
20	3
21	1
22	2
23	1
24	3
25	1
26	2
27	3
28	1
29	1
30	2
31	1
32	3
33	1
34	2
35	1
36	4
37	1
38	2
39	3
40	1
41	3
42	1
43	2
44	1
45	3
46	1
47	2
48	1
49	3
50	1
51	2
52	1
53	4
54	1
55	2
56	1
57	3
58	4
59	1
60	2
61	1
62	1
63	2
64	3
65	1
66	3
67	1
68	2
69	3
70	1
71	3
72	1
73	2
74	1
75	3
76	1
77	2
78	3
79	1
80	4
81	1
82	2
83	1
84	3
85	5
86	1
87	2
88	1
89	4
90	1
91	2
92	3
93	1
94	3
95	1
96	2
97	1
98	3
99	1
100	2
101	1
102	3