A154721 - OEIS

A154721 as a simple table

n	a(n)
1	0
2	1
3	0
4	3
5	1
6	0
7	0
8	0
9	5
10	1
11	0
12	3
13	0
14	5
15	0
16	7
17	0
18	0
19	3
20	0
21	0
22	0
23	7
24	0
25	0
26	1
27	0
28	0
29	0
30	5
31	0
32	7
33	0
34	0
35	0
36	11
37	1
38	0
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	0
47	11
48	0
49	13
50	0
51	0
52	3
53	0
54	5
55	0
56	0
57	0
58	0
59	0
60	11
61	0
62	13
63	0
64	0
65	1
66	0
67	0
68	0
69	5
70	0
71	7
72	0
73	0
74	0
75	11
76	0
77	13
78	0
79	0
80	0
81	17

[0,1,0,3,1,0,0,0,5,1,0,3,0,5,0,7,0,0,3,0,0,0,7,0, 0,1,0,0,0,5,0,7,0,0,0,11,1,0,3,0,0,0,0,0,0,0,11,0, 13,0,0,3,0,5,0,0,0,0,0,11,0,13,0,0,1,0,0,0,5,0,7, 0,0,0,11,0,13,0,0,0,17]

n	a(n)
1	0
2	1
3	0
4	3
5	1
6	0
7	0
8	0
9	5
10	1
11	0
12	3
13	0
14	5
15	0
16	7
17	0
18	0
19	3
20	0
21	0
22	0
23	7
24	0
25	0
26	1
27	0
28	0
29	0
30	5
31	0
32	7
33	0
34	0
35	0
36	11
37	1
38	0
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	0
47	11
48	0
49	13
50	0
51	0
52	3
53	0
54	5
55	0
56	0
57	0
58	0
59	0
60	11
61	0
62	13
63	0
64	0
65	1
66	0
67	0
68	0
69	5
70	0
71	7
72	0
73	0
74	0
75	11
76	0
77	13
78	0
79	0
80	0
81	17

n	a(n)
1	0
2	1
3	0
4	3
5	1
6	0
7	0
8	0
9	5
10	1
11	0
12	3
13	0
14	5
15	0
16	7
17	0
18	0
19	3
20	0
21	0
22	0
23	7
24	0
25	0
26	1
27	0
28	0
29	0
30	5
31	0
32	7
33	0
34	0
35	0
36	11
37	1
38	0
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	0
47	11
48	0
49	13
50	0
51	0
52	3
53	0
54	5
55	0
56	0
57	0
58	0
59	0
60	11
61	0
62	13
63	0
64	0
65	1
66	0
67	0
68	0
69	5
70	0
71	7
72	0
73	0
74	0
75	11
76	0
77	13
78	0
79	0
80	0
81	17

n	a(n)
1	0
2	1
3	0
4	3
5	1
6	0
7	0
8	0
9	5
10	1
11	0
12	3
13	0
14	5
15	0
16	7
17	0
18	0
19	3
20	0
21	0
22	0
23	7
24	0
25	0
26	1
27	0
28	0
29	0
30	5
31	0
32	7
33	0
34	0
35	0
36	11
37	1
38	0
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	0
47	11
48	0
49	13
50	0
51	0
52	3
53	0
54	5
55	0
56	0
57	0
58	0
59	0
60	11
61	0
62	13
63	0
64	0
65	1
66	0
67	0
68	0
69	5
70	0
71	7
72	0
73	0
74	0
75	11
76	0
77	13
78	0
79	0
80	0
81	17