A333866 - cp's OEIS frontend

A333866 Lexicographically earliest sequence of distinct positive integers, which when mapped onto a square spiral, gives a set without four distinct points forming a square.

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	10
8	11
9	13
10	14
11	17
12	18
13	20
14	21
15	26
16	27
17	30
18	31
19	37
20	38
21	41
22	43
23	44
24	46
25	50
26	52
27	55
28	57
29	58
30	65
31	66
32	70
33	73
34	79
35	82
36	83
37	88
38	91
39	92
40	101
41	102
42	104
43	110
44	111
45	116
46	122
47	124
48	127
49	132
50	133
51	141
52	143
53	145
54	146
55	152
56	156
57	157
58	167
59	170
60	171
61	180

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 17, 18, 20, 21, 26, 27, 30, 31, 37, 38, 41, 43, 44, 46, 50, 52, 55, 57, 58, 65, 66, 70, 73, 79, 82, 83, 88, 91, 92, 101, 102, 104, 110, 111, 116, 122, 124, 127, 132, 133, 141, 143, 145, 146, 152, 156, 157, 167, 170, 171, 180]

cp's OEIS Frontend

A333866 Lexicographically earliest sequence of distinct positive integers, which when mapped onto a square spiral, gives a set without four distinct points forming a square.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	10
8	11
9	13
10	14
11	17
12	18
13	20
14	21
15	26
16	27
17	30
18	31
19	37
20	38
21	41
22	43
23	44
24	46
25	50
26	52
27	55
28	57
29	58
30	65
31	66
32	70
33	73
34	79
35	82
36	83
37	88
38	91
39	92
40	101
41	102
42	104
43	110
44	111
45	116
46	122
47	124
48	127
49	132
50	133
51	141
52	143
53	145
54	146
55	152
56	156
57	157
58	167
59	170
60	171
61	180

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	10
8	11
9	13
10	14
11	17
12	18
13	20
14	21
15	26
16	27
17	30
18	31
19	37
20	38
21	41
22	43
23	44
24	46
25	50
26	52
27	55
28	57
29	58
30	65
31	66
32	70
33	73
34	79
35	82
36	83
37	88
38	91
39	92
40	101
41	102
42	104
43	110
44	111
45	116
46	122
47	124
48	127
49	132
50	133
51	141
52	143
53	145
54	146
55	152
56	156
57	157
58	167
59	170
60	171
61	180

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	10
8	11
9	13
10	14
11	17
12	18
13	20
14	21
15	26
16	27
17	30
18	31
19	37
20	38
21	41
22	43
23	44
24	46
25	50
26	52
27	55
28	57
29	58
30	65
31	66
32	70
33	73
34	79
35	82
36	83
37	88
38	91
39	92
40	101
41	102
42	104
43	110
44	111
45	116
46	122
47	124
48	127
49	132
50	133
51	141
52	143
53	145
54	146
55	152
56	156
57	157
58	167
59	170
60	171
61	180