A087734 - cp's OEIS frontend

A087734 a(n) = f(f(n)), where f() = A035327().

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

[0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 2, 3, 0, 1, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 0, 1, 2, 3, 0, 1, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7, 0, 1, 2, 3, 0, 1, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17]

cp's OEIS Frontend

A087734 a(n) = f(f(n)), where f() = A035327().

Table of values

List of values

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

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

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