A260432 - cp's OEIS frontend

A260432 Permutation of natural numbers: a(1) = 1, a(2n) = A257804(a(n)), a(2n+1) = A257803(1+a(n)), where A257804 and A257803 give the positions of even and odd terms in A233271, the infinite trunk of inverted binary beanstalk.

n	a(n)
1	1
2	2
3	4
4	3
5	7
6	6
7	12
8	5
9	9
10	11
11	21
12	10
13	18
14	19
15	30
16	8
17	17
18	14
19	24
20	16
21	27
22	36
23	54
24	15
25	25
26	31
27	49
28	32
29	52
30	48
31	74
32	13
33	23
34	29
35	42
36	22
37	35
38	40
39	60
40	28
41	41
42	45
43	68
44	61
45	83
46	92
47	132
48	26
49	38
50	43
51	64
52	50
53	75
54	86
55	119
56	51
57	76
58	89
59	128
60	85
61	118
62	125
63	172
64	20
65	34
66	39
67	57
68	47
69	73
70	71
71	106
72	37
73	55
74	59
75	82
76	67
77	96
78	101
79	140
80	46
81	70
82	69

[1, 2, 4, 3, 7, 6, 12, 5, 9, 11, 21, 10, 18, 19, 30, 8, 17, 14, 24, 16, 27, 36, 54, 15, 25, 31, 49, 32, 52, 48, 74, 13, 23, 29, 42, 22, 35, 40, 60, 28, 41, 45, 68, 61, 83, 92, 132, 26, 38, 43, 64, 50, 75, 86, 119, 51, 76, 89, 128, 85, 118, 125, 172, 20, 34, 39, 57, 47, 73, 71, 106, 37, 55, 59, 82, 67, 96, 101, 140, 46, 70, 69]

cp's OEIS Frontend

A260432 Permutation of natural numbers: a(1) = 1, a(2n) = A257804(a(n)), a(2n+1) = A257803(1+a(n)), where A257804 and A257803 give the positions of even and odd terms in A233271, the infinite trunk of inverted binary beanstalk.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	3
5	7
6	6
7	12
8	5
9	9
10	11
11	21
12	10
13	18
14	19
15	30
16	8
17	17
18	14
19	24
20	16
21	27
22	36
23	54
24	15
25	25
26	31
27	49
28	32
29	52
30	48
31	74
32	13
33	23
34	29
35	42
36	22
37	35
38	40
39	60
40	28
41	41
42	45
43	68
44	61
45	83
46	92
47	132
48	26
49	38
50	43
51	64
52	50
53	75
54	86
55	119
56	51
57	76
58	89
59	128
60	85
61	118
62	125
63	172
64	20
65	34
66	39
67	57
68	47
69	73
70	71
71	106
72	37
73	55
74	59
75	82
76	67
77	96
78	101
79	140
80	46
81	70
82	69

n	a(n)
1	1
2	2
3	4
4	3
5	7
6	6
7	12
8	5
9	9
10	11
11	21
12	10
13	18
14	19
15	30
16	8
17	17
18	14
19	24
20	16
21	27
22	36
23	54
24	15
25	25
26	31
27	49
28	32
29	52
30	48
31	74
32	13
33	23
34	29
35	42
36	22
37	35
38	40
39	60
40	28
41	41
42	45
43	68
44	61
45	83
46	92
47	132
48	26
49	38
50	43
51	64
52	50
53	75
54	86
55	119
56	51
57	76
58	89
59	128
60	85
61	118
62	125
63	172
64	20
65	34
66	39
67	57
68	47
69	73
70	71
71	106
72	37
73	55
74	59
75	82
76	67
77	96
78	101
79	140
80	46
81	70
82	69

n	a(n)
1	1
2	2
3	4
4	3
5	7
6	6
7	12
8	5
9	9
10	11
11	21
12	10
13	18
14	19
15	30
16	8
17	17
18	14
19	24
20	16
21	27
22	36
23	54
24	15
25	25
26	31
27	49
28	32
29	52
30	48
31	74
32	13
33	23
34	29
35	42
36	22
37	35
38	40
39	60
40	28
41	41
42	45
43	68
44	61
45	83
46	92
47	132
48	26
49	38
50	43
51	64
52	50
53	75
54	86
55	119
56	51
57	76
58	89
59	128
60	85
61	118
62	125
63	172
64	20
65	34
66	39
67	57
68	47
69	73
70	71
71	106
72	37
73	55
74	59
75	82
76	67
77	96
78	101
79	140
80	46
81	70
82	69