A336698 - cp's OEIS frontend

A336698 a(n) = A000265(1+A000265(sigma(n))), where A000265(k) gives the odd part of k.

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

[1, 1, 1, 1, 1, 1, 1, 1, 7, 5, 1, 1, 1, 1, 1, 1, 5, 5, 3, 11, 1, 5, 1, 1, 1, 11, 3, 1, 1, 5, 1, 1, 1, 7, 1, 23, 5, 1, 1, 23, 11, 1, 3, 11, 5, 5, 1, 1, 29, 47, 5, 25, 7, 1, 5, 1, 3, 23, 1, 11, 1, 1, 7, 1, 11, 5, 9, 1, 1, 5, 5, 49, 19, 29, 1, 9, 1, 11, 3, 47, 61, 1, 11, 1, 7, 17, 1, 23, 23, 59, 1, 11, 1, 5, 1, 1, 25]

cp's OEIS Frontend

A336698 a(n) = A000265(1+A000265(sigma(n))), where A000265(k) gives the odd part of k.

Table of values

List of values

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

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

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