A269375 - cp's OEIS frontend

A269375 Tree of Lucky sieve, mirrored: a(0) = 1, a(1) = 2; after which a(2n) = 2*a(n), a(2n+1) = A269369(a(n)).

n	a(n)
0	1
1	2
2	4
3	3
4	8
5	5
6	6
7	7
8	16
9	17
10	10
11	19
12	12
13	11
14	14
15	9
16	32
17	41
18	34
19	61
20	20
21	23
22	38
23	27
24	24
25	29
26	22
27	39
28	28
29	35
30	18
31	13
32	64
33	89
34	82
35	145
36	68
37	95
38	122
39	91
40	40
41	53
42	46
43	81
44	76
45	107
46	54
47	45
48	48
49	65
50	58
51	103
52	44
53	59
54	78
55	57
56	56
57	77
58	70
59	123
60	36
61	47
62	26
63	15
64	128
65	185
66	178
67	313
68	164
69	239
70	290
71	217
72	136
73	197
74	190
75	333
76	244
77	359
78	182
79	147
80	80

[1, 2, 4, 3, 8, 5, 6, 7, 16, 17, 10, 19, 12, 11, 14, 9, 32, 41, 34, 61, 20, 23, 38, 27, 24, 29, 22, 39, 28, 35, 18, 13, 64, 89, 82, 145, 68, 95, 122, 91, 40, 53, 46, 81, 76, 107, 54, 45, 48, 65, 58, 103, 44, 59, 78, 57, 56, 77, 70, 123, 36, 47, 26, 15, 128, 185, 178, 313, 164, 239, 290, 217, 136, 197, 190, 333, 244, 359, 182, 147, 80]

cp's OEIS Frontend

A269375 Tree of Lucky sieve, mirrored: a(0) = 1, a(1) = 2; after which a(2n) = 2*a(n), a(2n+1) = A269369(a(n)).

Table of values

List of values

n	a(n)
0	1
1	2
2	4
3	3
4	8
5	5
6	6
7	7
8	16
9	17
10	10
11	19
12	12
13	11
14	14
15	9
16	32
17	41
18	34
19	61
20	20
21	23
22	38
23	27
24	24
25	29
26	22
27	39
28	28
29	35
30	18
31	13
32	64
33	89
34	82
35	145
36	68
37	95
38	122
39	91
40	40
41	53
42	46
43	81
44	76
45	107
46	54
47	45
48	48
49	65
50	58
51	103
52	44
53	59
54	78
55	57
56	56
57	77
58	70
59	123
60	36
61	47
62	26
63	15
64	128
65	185
66	178
67	313
68	164
69	239
70	290
71	217
72	136
73	197
74	190
75	333
76	244
77	359
78	182
79	147
80	80

n	a(n)
0	1
1	2
2	4
3	3
4	8
5	5
6	6
7	7
8	16
9	17
10	10
11	19
12	12
13	11
14	14
15	9
16	32
17	41
18	34
19	61
20	20
21	23
22	38
23	27
24	24
25	29
26	22
27	39
28	28
29	35
30	18
31	13
32	64
33	89
34	82
35	145
36	68
37	95
38	122
39	91
40	40
41	53
42	46
43	81
44	76
45	107
46	54
47	45
48	48
49	65
50	58
51	103
52	44
53	59
54	78
55	57
56	56
57	77
58	70
59	123
60	36
61	47
62	26
63	15
64	128
65	185
66	178
67	313
68	164
69	239
70	290
71	217
72	136
73	197
74	190
75	333
76	244
77	359
78	182
79	147
80	80

n	a(n)
0	1
1	2
2	4
3	3
4	8
5	5
6	6
7	7
8	16
9	17
10	10
11	19
12	12
13	11
14	14
15	9
16	32
17	41
18	34
19	61
20	20
21	23
22	38
23	27
24	24
25	29
26	22
27	39
28	28
29	35
30	18
31	13
32	64
33	89
34	82
35	145
36	68
37	95
38	122
39	91
40	40
41	53
42	46
43	81
44	76
45	107
46	54
47	45
48	48
49	65
50	58
51	103
52	44
53	59
54	78
55	57
56	56
57	77
58	70
59	123
60	36
61	47
62	26
63	15
64	128
65	185
66	178
67	313
68	164
69	239
70	290
71	217
72	136
73	197
74	190
75	333
76	244
77	359
78	182
79	147
80	80