A278529 - cp's OEIS frontend

A278529 a(n) = one-based position in the round in which n is removed in the Flavius sieve, 0 if n is never removed (when n is one of the terms of A000960).

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

[0, 1, 0, 2, 1, 3, 0, 4, 1, 5, 2, 6, 0, 7, 1, 8, 3, 9, 0, 10, 2, 11, 4, 12, 1, 13, 0, 14, 5, 15, 1, 16, 3, 17, 6, 18, 2, 19, 0, 20, 7, 21, 1, 22, 4, 23, 8, 24, 0, 25, 2, 26, 9, 27, 3, 28, 5, 29, 10, 30, 1, 31, 0, 32, 11, 33, 1, 34, 6, 35, 12, 36, 2, 37, 4, 38, 13, 39, 0, 40, 7, 41, 14, 42, 3, 43, 1, 44, 15, 45, 0, 46, 8, 47, 16, 48, 5, 49, 2, 50, 17, 51, 1, 52]

cp's OEIS Frontend

A278529 a(n) = one-based position in the round in which n is removed in the Flavius sieve, 0 if n is never removed (when n is one of the terms of A000960).

Table of values

List of values

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

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

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