A326924 - cp's OEIS frontend

A326924 Squares visited by a knight on a spirally numbered board, moving always to the unvisited square closest to the origin.

n	a(n)
0	0
1	9
2	2
3	5
4	8
5	3
6	6
7	1
8	4
9	7
10	10
11	13
12	28
13	31
14	14
15	11
16	26
17	23
18	44
19	19
20	22
21	43
22	40
23	17
24	34
25	37
26	18
27	15
28	32
29	29
30	52
31	25
32	46
33	21
34	76
35	47
36	50
37	27
38	12
39	33
40	16
41	39
42	20
43	45
44	24
45	51
46	48
47	77
48	114
49	73
50	70
51	105
52	38
53	35
54	60
55	93
56	30
57	53
58	84
59	49
60	78
61	115
62	74
63	41
64	68
65	103
66	36
67	61
68	94
69	57
70	54
71	85
72	124
73	81

[0, 9, 2, 5, 8, 3, 6, 1, 4, 7, 10, 13, 28, 31, 14, 11, 26, 23, 44, 19, 22, 43, 40, 17, 34, 37, 18, 15, 32, 29, 52, 25, 46, 21, 76, 47, 50, 27, 12, 33, 16, 39, 20, 45, 24, 51, 48, 77, 114, 73, 70, 105, 38, 35, 60, 93, 30, 53, 84, 49, 78, 115, 74, 41, 68, 103, 36, 61, 94, 57, 54, 85, 124, 81]

cp's OEIS Frontend

A326924 Squares visited by a knight on a spirally numbered board, moving always to the unvisited square closest to the origin.

Table of values

List of values

n	a(n)
0	0
1	9
2	2
3	5
4	8
5	3
6	6
7	1
8	4
9	7
10	10
11	13
12	28
13	31
14	14
15	11
16	26
17	23
18	44
19	19
20	22
21	43
22	40
23	17
24	34
25	37
26	18
27	15
28	32
29	29
30	52
31	25
32	46
33	21
34	76
35	47
36	50
37	27
38	12
39	33
40	16
41	39
42	20
43	45
44	24
45	51
46	48
47	77
48	114
49	73
50	70
51	105
52	38
53	35
54	60
55	93
56	30
57	53
58	84
59	49
60	78
61	115
62	74
63	41
64	68
65	103
66	36
67	61
68	94
69	57
70	54
71	85
72	124
73	81

n	a(n)
0	0
1	9
2	2
3	5
4	8
5	3
6	6
7	1
8	4
9	7
10	10
11	13
12	28
13	31
14	14
15	11
16	26
17	23
18	44
19	19
20	22
21	43
22	40
23	17
24	34
25	37
26	18
27	15
28	32
29	29
30	52
31	25
32	46
33	21
34	76
35	47
36	50
37	27
38	12
39	33
40	16
41	39
42	20
43	45
44	24
45	51
46	48
47	77
48	114
49	73
50	70
51	105
52	38
53	35
54	60
55	93
56	30
57	53
58	84
59	49
60	78
61	115
62	74
63	41
64	68
65	103
66	36
67	61
68	94
69	57
70	54
71	85
72	124
73	81

n	a(n)
0	0
1	9
2	2
3	5
4	8
5	3
6	6
7	1
8	4
9	7
10	10
11	13
12	28
13	31
14	14
15	11
16	26
17	23
18	44
19	19
20	22
21	43
22	40
23	17
24	34
25	37
26	18
27	15
28	32
29	29
30	52
31	25
32	46
33	21
34	76
35	47
36	50
37	27
38	12
39	33
40	16
41	39
42	20
43	45
44	24
45	51
46	48
47	77
48	114
49	73
50	70
51	105
52	38
53	35
54	60
55	93
56	30
57	53
58	84
59	49
60	78
61	115
62	74
63	41
64	68
65	103
66	36
67	61
68	94
69	57
70	54
71	85
72	124
73	81