A292676 - cp's OEIS frontend

A292676 Least number of symbols required to fill a grid of size n X n row by row in the greedy way such that in any row or column or rectangular 6 X 6 block no symbol occurs twice.

n	a(n)
1	1
2	4
3	9
4	16
5	25
6	36
7	38
8	38
9	40
10	40
11	41
12	41
13	43
14	45
15	48
16	48
17	50
18	49
19	49
20	49
21	49
22	50
23	50
24	51
25	51
26	52
27	51
28	52
29	53
30	53
31	53
32	53
33	53
34	53
35	55
36	53
37	55
38	55
39	59
40	59
41	59
42	61
43	65
44	64
45	66
46	70
47	68
48	69
49	72
50	73
51	78
52	78
53	79
54	84
55	85
56	85
57	86
58	90
59	90
60	90
61	94
62	93
63	96
64	97
65	99
66	102
67	105
68	106
69	106
70	107

[1, 4, 9, 16, 25, 36, 38, 38, 40, 40, 41, 41, 43, 45, 48, 48, 50, 49, 49, 49, 49, 50, 50, 51, 51, 52, 51, 52, 53, 53, 53, 53, 53, 53, 55, 53, 55, 55, 59, 59, 59, 61, 65, 64, 66, 70, 68, 69, 72, 73, 78, 78, 79, 84, 85, 85, 86, 90, 90, 90, 94, 93, 96, 97, 99, 102, 105, 106, 106, 107]

cp's OEIS Frontend

A292676 Least number of symbols required to fill a grid of size n X n row by row in the greedy way such that in any row or column or rectangular 6 X 6 block no symbol occurs twice.

Table of values

List of values

n	a(n)
1	1
2	4
3	9
4	16
5	25
6	36
7	38
8	38
9	40
10	40
11	41
12	41
13	43
14	45
15	48
16	48
17	50
18	49
19	49
20	49
21	49
22	50
23	50
24	51
25	51
26	52
27	51
28	52
29	53
30	53
31	53
32	53
33	53
34	53
35	55
36	53
37	55
38	55
39	59
40	59
41	59
42	61
43	65
44	64
45	66
46	70
47	68
48	69
49	72
50	73
51	78
52	78
53	79
54	84
55	85
56	85
57	86
58	90
59	90
60	90
61	94
62	93
63	96
64	97
65	99
66	102
67	105
68	106
69	106
70	107

n	a(n)
1	1
2	4
3	9
4	16
5	25
6	36
7	38
8	38
9	40
10	40
11	41
12	41
13	43
14	45
15	48
16	48
17	50
18	49
19	49
20	49
21	49
22	50
23	50
24	51
25	51
26	52
27	51
28	52
29	53
30	53
31	53
32	53
33	53
34	53
35	55
36	53
37	55
38	55
39	59
40	59
41	59
42	61
43	65
44	64
45	66
46	70
47	68
48	69
49	72
50	73
51	78
52	78
53	79
54	84
55	85
56	85
57	86
58	90
59	90
60	90
61	94
62	93
63	96
64	97
65	99
66	102
67	105
68	106
69	106
70	107

n	a(n)
1	1
2	4
3	9
4	16
5	25
6	36
7	38
8	38
9	40
10	40
11	41
12	41
13	43
14	45
15	48
16	48
17	50
18	49
19	49
20	49
21	49
22	50
23	50
24	51
25	51
26	52
27	51
28	52
29	53
30	53
31	53
32	53
33	53
34	53
35	55
36	53
37	55
38	55
39	59
40	59
41	59
42	61
43	65
44	64
45	66
46	70
47	68
48	69
49	72
50	73
51	78
52	78
53	79
54	84
55	85
56	85
57	86
58	90
59	90
60	90
61	94
62	93
63	96
64	97
65	99
66	102
67	105
68	106
69	106
70	107