A384224 - cp's OEIS frontend

A384224 Irregular triangle read by rows: T(n,k) is the number of divisors in the k-th sublist of the divisors of n formed by the k-th odd divisor and the next even divisors that are less than the next odd divisor of n, with n >= 1, k >= 1.

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

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

cp's OEIS Frontend

A384224 Irregular triangle read by rows: T(n,k) is the number of divisors in the k-th sublist of the divisors of n formed by the k-th odd divisor and the next even divisors that are less than the next odd divisor of n, with n >= 1, k >= 1.

Table of values

List of values

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

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

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