A261697 - cp's OEIS frontend

A261697 Irregular triangle read by rows in which row n lists the odd divisors of n in the ordering given by A261699.

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	1
9	3
10	1
11	7
12	1
13	1
14	9
15	3
16	1
17	5
18	1
19	11
20	1
21	3
22	1
23	13
24	1
25	7
26	1
27	15
28	3
29	5
30	1
31	1
32	17
33	1
34	3
35	9
36	1
37	19
38	1
39	5
40	1
41	21
42	3
43	7
44	1
45	11
46	1
47	23
48	1
49	3
50	1
51	25
52	5
53	1
54	13
55	1
56	27
57	3
58	9
59	1
60	7
61	1
62	29
63	1
64	3
65	15
66	5
67	1
68	31
69	1
70	1
71	33
72	3
73	11
74	1
75	17
76	1
77	35
78	5
79	7
80	1
81	3
82	9
83	1
84	37
85	1
86	19
87	1
88	39
89	3
90	13
91	1
92	5
93	1
94	41
95	1
96	3
97	21
98	7
99	1
100	43
101	1
102	11
103	1
104	45
105	3
106	5
107	15
108	9

[1, 1, 1, 3, 1, 1, 5, 1, 3, 1, 7, 1, 1, 9, 3, 1, 5, 1, 11, 1, 3, 1, 13, 1, 7, 1, 15, 3, 5, 1, 1, 17, 1, 3, 9, 1, 19, 1, 5, 1, 21, 3, 7, 1, 11, 1, 23, 1, 3, 1, 25, 5, 1, 13, 1, 27, 3, 9, 1, 7, 1, 29, 1, 3, 15, 5, 1, 31, 1, 1, 33, 3, 11, 1, 17, 1, 35, 5, 7, 1, 3, 9, 1, 37, 1, 19, 1, 39, 3, 13, 1, 5, 1, 41, 1, 3, 21, 7, 1, 43, 1, 11, 1, 45, 3, 5, 15, 9]

cp's OEIS Frontend

A261697 Irregular triangle read by rows in which row n lists the odd divisors of n in the ordering given by A261699.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	1
9	3
10	1
11	7
12	1
13	1
14	9
15	3
16	1
17	5
18	1
19	11
20	1
21	3
22	1
23	13
24	1
25	7
26	1
27	15
28	3
29	5
30	1
31	1
32	17
33	1
34	3
35	9
36	1
37	19
38	1
39	5
40	1
41	21
42	3
43	7
44	1
45	11
46	1
47	23
48	1
49	3
50	1
51	25
52	5
53	1
54	13
55	1
56	27
57	3
58	9
59	1
60	7
61	1
62	29
63	1
64	3
65	15
66	5
67	1
68	31
69	1
70	1
71	33
72	3
73	11
74	1
75	17
76	1
77	35
78	5
79	7
80	1
81	3
82	9
83	1
84	37
85	1
86	19
87	1
88	39
89	3
90	13
91	1
92	5
93	1
94	41
95	1
96	3
97	21
98	7
99	1
100	43
101	1
102	11
103	1
104	45
105	3
106	5
107	15
108	9

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	1
9	3
10	1
11	7
12	1
13	1
14	9
15	3
16	1
17	5
18	1
19	11
20	1
21	3
22	1
23	13
24	1
25	7
26	1
27	15
28	3
29	5
30	1
31	1
32	17
33	1
34	3
35	9
36	1
37	19
38	1
39	5
40	1
41	21
42	3
43	7
44	1
45	11
46	1
47	23
48	1
49	3
50	1
51	25
52	5
53	1
54	13
55	1
56	27
57	3
58	9
59	1
60	7
61	1
62	29
63	1
64	3
65	15
66	5
67	1
68	31
69	1
70	1
71	33
72	3
73	11
74	1
75	17
76	1
77	35
78	5
79	7
80	1
81	3
82	9
83	1
84	37
85	1
86	19
87	1
88	39
89	3
90	13
91	1
92	5
93	1
94	41
95	1
96	3
97	21
98	7
99	1
100	43
101	1
102	11
103	1
104	45
105	3
106	5
107	15
108	9

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	1
9	3
10	1
11	7
12	1
13	1
14	9
15	3
16	1
17	5
18	1
19	11
20	1
21	3
22	1
23	13
24	1
25	7
26	1
27	15
28	3
29	5
30	1
31	1
32	17
33	1
34	3
35	9
36	1
37	19
38	1
39	5
40	1
41	21
42	3
43	7
44	1
45	11
46	1
47	23
48	1
49	3
50	1
51	25
52	5
53	1
54	13
55	1
56	27
57	3
58	9
59	1
60	7
61	1
62	29
63	1
64	3
65	15
66	5
67	1
68	31
69	1
70	1
71	33
72	3
73	11
74	1
75	17
76	1
77	35
78	5
79	7
80	1
81	3
82	9
83	1
84	37
85	1
86	19
87	1
88	39
89	3
90	13
91	1
92	5
93	1
94	41
95	1
96	3
97	21
98	7
99	1
100	43
101	1
102	11
103	1
104	45
105	3
106	5
107	15
108	9