A260218 - cp's OEIS frontend

A260218 a(1) = 2; for n > 1 if n is even a(n) = spf(1 + Product_{odd m,m while if n is odd a(n) = spf(1 + Product_{even m,m

n	a(n)
1	2
2	3
3	2
4	5
5	2
6	3
7	2
8	17
9	2
10	3
11	2
12	5
13	2
14	3
15	2
16	257
17	2
18	3
19	2
20	5
21	2
22	3
23	2
24	17
25	2
26	3
27	2
28	5
29	2
30	3
31	2
32	65537
33	2
34	3
35	2
36	5
37	2
38	3
39	2
40	17
41	2
42	3
43	2
44	5
45	2
46	3
47	2
48	97
49	2
50	3
51	2
52	5
53	2
54	3
55	2
56	17
57	2
58	3
59	2
60	5
61	2
62	3
63	2
64	641
65	2
66	3
67	2
68	5
69	2
70	3
71	2
72	17
73	2
74	3
75	2
76	5
77	2
78	3

[2, 3, 2, 5, 2, 3, 2, 17, 2, 3, 2, 5, 2, 3, 2, 257, 2, 3, 2, 5, 2, 3, 2, 17, 2, 3, 2, 5, 2, 3, 2, 65537, 2, 3, 2, 5, 2, 3, 2, 17, 2, 3, 2, 5, 2, 3, 2, 97, 2, 3, 2, 5, 2, 3, 2, 17, 2, 3, 2, 5, 2, 3, 2, 641, 2, 3, 2, 5, 2, 3, 2, 17, 2, 3, 2, 5, 2, 3]

cp's OEIS Frontend

A260218 a(1) = 2; for n > 1 if n is even a(n) = spf(1 + Product_{odd m,m while if n is odd a(n) = spf(1 + Product_{even m,m

Table of values

List of values