A344547 - cp's OEIS frontend

A344547 Lexicographically earliest sequence of nonnegative terms forming a clockwise square spiral when nothing else is read except the parity of the terms (see the Comments section).

n	a(n)
1	0
2	1
3	3
4	2
5	5
6	4
7	7
8	6
9	8
10	9
11	10
12	12
13	11
14	14
15	16
16	18
17	13
18	20
19	22
20	24
21	15
22	26
23	28
24	30
25	32
26	17
27	34
28	36
29	38
30	40
31	19
32	42
33	44
34	46
35	48
36	50
37	21
38	52
39	54
40	56
41	58
42	60
43	23
44	62
45	64
46	66
47	68
48	70
49	72
50	25
51	74
52	76
53	78
54	80
55	82
56	84
57	27
58	86
59	88
60	90
61	92
62	94
63	96
64	98
65	29
66	100
67	102
68	104
69	106
70	108
71	110
72	112
73	31
74	114

[0, 1, 3, 2, 5, 4, 7, 6, 8, 9, 10, 12, 11, 14, 16, 18, 13, 20, 22, 24, 15, 26, 28, 30, 32, 17, 34, 36, 38, 40, 19, 42, 44, 46, 48, 50, 21, 52, 54, 56, 58, 60, 23, 62, 64, 66, 68, 70, 72, 25, 74, 76, 78, 80, 82, 84, 27, 86, 88, 90, 92, 94, 96, 98, 29, 100, 102, 104, 106, 108, 110, 112, 31, 114]

cp's OEIS Frontend

A344547 Lexicographically earliest sequence of nonnegative terms forming a clockwise square spiral when nothing else is read except the parity of the terms (see the Comments section).

Table of values

List of values

n	a(n)
1	0
2	1
3	3
4	2
5	5
6	4
7	7
8	6
9	8
10	9
11	10
12	12
13	11
14	14
15	16
16	18
17	13
18	20
19	22
20	24
21	15
22	26
23	28
24	30
25	32
26	17
27	34
28	36
29	38
30	40
31	19
32	42
33	44
34	46
35	48
36	50
37	21
38	52
39	54
40	56
41	58
42	60
43	23
44	62
45	64
46	66
47	68
48	70
49	72
50	25
51	74
52	76
53	78
54	80
55	82
56	84
57	27
58	86
59	88
60	90
61	92
62	94
63	96
64	98
65	29
66	100
67	102
68	104
69	106
70	108
71	110
72	112
73	31
74	114

n	a(n)
1	0
2	1
3	3
4	2
5	5
6	4
7	7
8	6
9	8
10	9
11	10
12	12
13	11
14	14
15	16
16	18
17	13
18	20
19	22
20	24
21	15
22	26
23	28
24	30
25	32
26	17
27	34
28	36
29	38
30	40
31	19
32	42
33	44
34	46
35	48
36	50
37	21
38	52
39	54
40	56
41	58
42	60
43	23
44	62
45	64
46	66
47	68
48	70
49	72
50	25
51	74
52	76
53	78
54	80
55	82
56	84
57	27
58	86
59	88
60	90
61	92
62	94
63	96
64	98
65	29
66	100
67	102
68	104
69	106
70	108
71	110
72	112
73	31
74	114

n	a(n)
1	0
2	1
3	3
4	2
5	5
6	4
7	7
8	6
9	8
10	9
11	10
12	12
13	11
14	14
15	16
16	18
17	13
18	20
19	22
20	24
21	15
22	26
23	28
24	30
25	32
26	17
27	34
28	36
29	38
30	40
31	19
32	42
33	44
34	46
35	48
36	50
37	21
38	52
39	54
40	56
41	58
42	60
43	23
44	62
45	64
46	66
47	68
48	70
49	72
50	25
51	74
52	76
53	78
54	80
55	82
56	84
57	27
58	86
59	88
60	90
61	92
62	94
63	96
64	98
65	29
66	100
67	102
68	104
69	106
70	108
71	110
72	112
73	31
74	114