A323808 - cp's OEIS frontend

A323808 Squares visited by a knight on a spirally numbered board and moving to the lowest available unvisited square at each step and if no unvisited squares are available move one step back.

n	a(n)
1	1
2	10
3	3
4	6
5	9
6	4
7	7
8	2
9	5
10	8
11	11
12	14
13	29
14	32
15	15
16	12
17	27
18	24
19	45
20	20
21	23
22	44
23	41
24	18
25	35
26	38
27	19
28	16
29	33
30	30
31	53
32	26
33	47
34	22
35	43
36	70
37	21
38	40
39	17
40	34
41	13
42	28
43	25
44	46
45	75
46	42
47	69
48	104
49	37
50	62
51	95
52	58
53	55
54	86
55	51
56	48
57	77
58	114
59	73
60	108
61	151
62	68
63	103
64	64
65	67
66	36
67	39
68	66
69	63

[1, 10, 3, 6, 9, 4, 7, 2, 5, 8, 11, 14, 29, 32, 15, 12, 27, 24, 45, 20, 23, 44, 41, 18, 35, 38, 19, 16, 33, 30, 53, 26, 47, 22, 43, 70, 21, 40, 17, 34, 13, 28, 25, 46, 75, 42, 69, 104, 37, 62, 95, 58, 55, 86, 51, 48, 77, 114, 73, 108, 151, 68, 103, 64, 67, 36, 39, 66, 63]

cp's OEIS Frontend

A323808 Squares visited by a knight on a spirally numbered board and moving to the lowest available unvisited square at each step and if no unvisited squares are available move one step back.

Table of values

List of values

n	a(n)
1	1
2	10
3	3
4	6
5	9
6	4
7	7
8	2
9	5
10	8
11	11
12	14
13	29
14	32
15	15
16	12
17	27
18	24
19	45
20	20
21	23
22	44
23	41
24	18
25	35
26	38
27	19
28	16
29	33
30	30
31	53
32	26
33	47
34	22
35	43
36	70
37	21
38	40
39	17
40	34
41	13
42	28
43	25
44	46
45	75
46	42
47	69
48	104
49	37
50	62
51	95
52	58
53	55
54	86
55	51
56	48
57	77
58	114
59	73
60	108
61	151
62	68
63	103
64	64
65	67
66	36
67	39
68	66
69	63

n	a(n)
1	1
2	10
3	3
4	6
5	9
6	4
7	7
8	2
9	5
10	8
11	11
12	14
13	29
14	32
15	15
16	12
17	27
18	24
19	45
20	20
21	23
22	44
23	41
24	18
25	35
26	38
27	19
28	16
29	33
30	30
31	53
32	26
33	47
34	22
35	43
36	70
37	21
38	40
39	17
40	34
41	13
42	28
43	25
44	46
45	75
46	42
47	69
48	104
49	37
50	62
51	95
52	58
53	55
54	86
55	51
56	48
57	77
58	114
59	73
60	108
61	151
62	68
63	103
64	64
65	67
66	36
67	39
68	66
69	63

n	a(n)
1	1
2	10
3	3
4	6
5	9
6	4
7	7
8	2
9	5
10	8
11	11
12	14
13	29
14	32
15	15
16	12
17	27
18	24
19	45
20	20
21	23
22	44
23	41
24	18
25	35
26	38
27	19
28	16
29	33
30	30
31	53
32	26
33	47
34	22
35	43
36	70
37	21
38	40
39	17
40	34
41	13
42	28
43	25
44	46
45	75
46	42
47	69
48	104
49	37
50	62
51	95
52	58
53	55
54	86
55	51
56	48
57	77
58	114
59	73
60	108
61	151
62	68
63	103
64	64
65	67
66	36
67	39
68	66
69	63