A333825 - cp's OEIS frontend

A333825 Lexicographically earliest sequence of distinct positive integers, which when mapped onto a square spiral, gives a set without three distinct aligned points.

n	a(n)
1	1
2	2
3	3
4	4
5	17
6	20
7	22
8	27
9	45
10	48
11	67
12	79
13	80
14	131
15	135
16	174
17	180
18	194
19	201
20	209
21	236
22	254
23	312
24	319
25	394
26	523
27	644
28	656
29	706
30	711
31	733
32	765
33	766
34	845
35	848
36	921
37	922
38	935
39	1034
40	1051
41	1219
42	1292
43	1310
44	1330
45	1399
46	1410
47	1546
48	1589
49	1674
50	1792
51	1816
52	1863

[1, 2, 3, 4, 17, 20, 22, 27, 45, 48, 67, 79, 80, 131, 135, 174, 180, 194, 201, 209, 236, 254, 312, 319, 394, 523, 644, 656, 706, 711, 733, 765, 766, 845, 848, 921, 922, 935, 1034, 1051, 1219, 1292, 1310, 1330, 1399, 1410, 1546, 1589, 1674, 1792, 1816, 1863]

cp's OEIS Frontend

A333825 Lexicographically earliest sequence of distinct positive integers, which when mapped onto a square spiral, gives a set without three distinct aligned points.

Table of values

List of values