A373606 - cp's OEIS frontend

A373606 Sum of the even-indexed digits in the primorial base representation (A049345) of n.

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	1
6	1
7	2
8	1
9	2
10	1
11	2
12	2
13	3
14	2
15	3
16	2
17	3
18	3
19	4
20	3
21	4
22	3
23	4
24	4
25	5
26	4
27	5
28	4
29	5
30	0
31	1
32	0
33	1
34	0
35	1
36	1
37	2
38	1
39	2
40	1
41	2
42	2
43	3
44	2
45	3
46	2
47	3
48	3
49	4
50	3
51	4
52	3
53	4
54	4
55	5
56	4
57	5
58	4
59	5
60	0
61	1
62	0
63	1
64	0
65	1
66	1
67	2
68	1
69	2
70	1
71	2
72	2
73	3
74	2
75	3
76	2
77	3
78	3
79	4
80	3
81	4
82	3
83	4
84	4
85	5
86	4
87	5
88	4
89	5
90	0
91	1
92	0
93	1
94	0
95	1
96	1
97	2
98	1
99	2
100	1
101	2
102	2
103	3
104	2
105	3

[0, 1, 0, 1, 0, 1, 1, 2, 1, 2, 1, 2, 2, 3, 2, 3, 2, 3, 3, 4, 3, 4, 3, 4, 4, 5, 4, 5, 4, 5, 0, 1, 0, 1, 0, 1, 1, 2, 1, 2, 1, 2, 2, 3, 2, 3, 2, 3, 3, 4, 3, 4, 3, 4, 4, 5, 4, 5, 4, 5, 0, 1, 0, 1, 0, 1, 1, 2, 1, 2, 1, 2, 2, 3, 2, 3, 2, 3, 3, 4, 3, 4, 3, 4, 4, 5, 4, 5, 4, 5, 0, 1, 0, 1, 0, 1, 1, 2, 1, 2, 1, 2, 2, 3, 2, 3]

cp's OEIS Frontend

A373606 Sum of the even-indexed digits in the primorial base representation (A049345) of n.

Table of values

List of values

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	1
6	1
7	2
8	1
9	2
10	1
11	2
12	2
13	3
14	2
15	3
16	2
17	3
18	3
19	4
20	3
21	4
22	3
23	4
24	4
25	5
26	4
27	5
28	4
29	5
30	0
31	1
32	0
33	1
34	0
35	1
36	1
37	2
38	1
39	2
40	1
41	2
42	2
43	3
44	2
45	3
46	2
47	3
48	3
49	4
50	3
51	4
52	3
53	4
54	4
55	5
56	4
57	5
58	4
59	5
60	0
61	1
62	0
63	1
64	0
65	1
66	1
67	2
68	1
69	2
70	1
71	2
72	2
73	3
74	2
75	3
76	2
77	3
78	3
79	4
80	3
81	4
82	3
83	4
84	4
85	5
86	4
87	5
88	4
89	5
90	0
91	1
92	0
93	1
94	0
95	1
96	1
97	2
98	1
99	2
100	1
101	2
102	2
103	3
104	2
105	3

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	1
6	1
7	2
8	1
9	2
10	1
11	2
12	2
13	3
14	2
15	3
16	2
17	3
18	3
19	4
20	3
21	4
22	3
23	4
24	4
25	5
26	4
27	5
28	4
29	5
30	0
31	1
32	0
33	1
34	0
35	1
36	1
37	2
38	1
39	2
40	1
41	2
42	2
43	3
44	2
45	3
46	2
47	3
48	3
49	4
50	3
51	4
52	3
53	4
54	4
55	5
56	4
57	5
58	4
59	5
60	0
61	1
62	0
63	1
64	0
65	1
66	1
67	2
68	1
69	2
70	1
71	2
72	2
73	3
74	2
75	3
76	2
77	3
78	3
79	4
80	3
81	4
82	3
83	4
84	4
85	5
86	4
87	5
88	4
89	5
90	0
91	1
92	0
93	1
94	0
95	1
96	1
97	2
98	1
99	2
100	1
101	2
102	2
103	3
104	2
105	3

n	a(n)
0	0
1	1
2	0
3	1
4	0
5	1
6	1
7	2
8	1
9	2
10	1
11	2
12	2
13	3
14	2
15	3
16	2
17	3
18	3
19	4
20	3
21	4
22	3
23	4
24	4
25	5
26	4
27	5
28	4
29	5
30	0
31	1
32	0
33	1
34	0
35	1
36	1
37	2
38	1
39	2
40	1
41	2
42	2
43	3
44	2
45	3
46	2
47	3
48	3
49	4
50	3
51	4
52	3
53	4
54	4
55	5
56	4
57	5
58	4
59	5
60	0
61	1
62	0
63	1
64	0
65	1
66	1
67	2
68	1
69	2
70	1
71	2
72	2
73	3
74	2
75	3
76	2
77	3
78	3
79	4
80	3
81	4
82	3
83	4
84	4
85	5
86	4
87	5
88	4
89	5
90	0
91	1
92	0
93	1
94	0
95	1
96	1
97	2
98	1
99	2
100	1
101	2
102	2
103	3
104	2
105	3