A193511 - cp's OEIS frontend

A193511 a(n) = Sum of even divisors of Omega(n), a(1) = 0.

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	2
7	0
8	0
9	2
10	2
11	0
12	0
13	0
14	2
15	2
16	6
17	0
18	0
19	0
20	0
21	2
22	2
23	0
24	6
25	2
26	2
27	0
28	0
29	0
30	0
31	0
32	0
33	2
34	2
35	2
36	6
37	0
38	2
39	2
40	6
41	0
42	0
43	0
44	0
45	0
46	2
47	0
48	0
49	2
50	0
51	2
52	0
53	0
54	6
55	2
56	6
57	2
58	2
59	0
60	6
61	0
62	2
63	0
64	8
65	2
66	0
67	0
68	0
69	2
70	0
71	0
72	0
73	0
74	2
75	0
76	0
77	2
78	0
79	0
80	0

[0, 0, 0, 2, 0, 2, 0, 0, 2, 2, 0, 0, 0, 2, 2, 6, 0, 0, 0, 0, 2, 2, 0, 6, 2, 2, 0, 0, 0, 0, 0, 0, 2, 2, 2, 6, 0, 2, 2, 6, 0, 0, 0, 0, 0, 2, 0, 0, 2, 0, 2, 0, 0, 6, 2, 6, 2, 2, 0, 6, 0, 2, 0, 8, 2, 0, 0, 0, 2, 0, 0, 0, 0, 2, 0, 0, 2, 0, 0, 0]

cp's OEIS Frontend

A193511 a(n) = Sum of even divisors of Omega(n), a(1) = 0.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	2
7	0
8	0
9	2
10	2
11	0
12	0
13	0
14	2
15	2
16	6
17	0
18	0
19	0
20	0
21	2
22	2
23	0
24	6
25	2
26	2
27	0
28	0
29	0
30	0
31	0
32	0
33	2
34	2
35	2
36	6
37	0
38	2
39	2
40	6
41	0
42	0
43	0
44	0
45	0
46	2
47	0
48	0
49	2
50	0
51	2
52	0
53	0
54	6
55	2
56	6
57	2
58	2
59	0
60	6
61	0
62	2
63	0
64	8
65	2
66	0
67	0
68	0
69	2
70	0
71	0
72	0
73	0
74	2
75	0
76	0
77	2
78	0
79	0
80	0

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	2
7	0
8	0
9	2
10	2
11	0
12	0
13	0
14	2
15	2
16	6
17	0
18	0
19	0
20	0
21	2
22	2
23	0
24	6
25	2
26	2
27	0
28	0
29	0
30	0
31	0
32	0
33	2
34	2
35	2
36	6
37	0
38	2
39	2
40	6
41	0
42	0
43	0
44	0
45	0
46	2
47	0
48	0
49	2
50	0
51	2
52	0
53	0
54	6
55	2
56	6
57	2
58	2
59	0
60	6
61	0
62	2
63	0
64	8
65	2
66	0
67	0
68	0
69	2
70	0
71	0
72	0
73	0
74	2
75	0
76	0
77	2
78	0
79	0
80	0

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	2
7	0
8	0
9	2
10	2
11	0
12	0
13	0
14	2
15	2
16	6
17	0
18	0
19	0
20	0
21	2
22	2
23	0
24	6
25	2
26	2
27	0
28	0
29	0
30	0
31	0
32	0
33	2
34	2
35	2
36	6
37	0
38	2
39	2
40	6
41	0
42	0
43	0
44	0
45	0
46	2
47	0
48	0
49	2
50	0
51	2
52	0
53	0
54	6
55	2
56	6
57	2
58	2
59	0
60	6
61	0
62	2
63	0
64	8
65	2
66	0
67	0
68	0
69	2
70	0
71	0
72	0
73	0
74	2
75	0
76	0
77	2
78	0
79	0
80	0