A323621 - cp's OEIS frontend

A323621 The order of square grid cells touched by a circle expanding from the middle of a cell read by antidiagonals.

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	6
7	4
8	4
9	6
10	9
11	7
12	5
13	7
14	9
15	13
16	10
17	8
18	8
19	10
20	13
21	18
22	14
23	11
24	10
25	11
26	14
27	18
28	23
29	19
30	15
31	12
32	12
33	15
34	19
35	23
36	29
37	24
38	20
39	17
40	16
41	17
42	20
43	24
44	29
45	35
46	30
47	25
48	21
49	20
50	20
51	21
52	25
53	30
54	35
55	42
56	36
57	31
58	26
59	24
60	22
61	24
62	26
63	31
64	36
65	42
66	48
67	43
68	37
69	33
70	28
71	27
72	27
73	28
74	33
75	37
76	43
77	48
78	57
79	49
80	44
81	39
82	34
83	33
84	32
85	33
86	34
87	39
88	44
89	49
90	57

[0, 1, 1, 3, 2, 3, 6, 4, 4, 6, 9, 7, 5, 7, 9, 13, 10, 8, 8, 10, 13, 18, 14, 11, 10, 11, 14, 18, 23, 19, 15, 12, 12, 15, 19, 23, 29, 24, 20, 17, 16, 17, 20, 24, 29, 35, 30, 25, 21, 20, 20, 21, 25, 30, 35, 42, 36, 31, 26, 24, 22, 24, 26, 31, 36, 42, 48, 43, 37, 33, 28, 27, 27, 28, 33, 37, 43, 48, 57, 49, 44, 39, 34, 33, 32, 33, 34, 39, 44, 49, 57]

cp's OEIS Frontend

A323621 The order of square grid cells touched by a circle expanding from the middle of a cell read by antidiagonals.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	6
7	4
8	4
9	6
10	9
11	7
12	5
13	7
14	9
15	13
16	10
17	8
18	8
19	10
20	13
21	18
22	14
23	11
24	10
25	11
26	14
27	18
28	23
29	19
30	15
31	12
32	12
33	15
34	19
35	23
36	29
37	24
38	20
39	17
40	16
41	17
42	20
43	24
44	29
45	35
46	30
47	25
48	21
49	20
50	20
51	21
52	25
53	30
54	35
55	42
56	36
57	31
58	26
59	24
60	22
61	24
62	26
63	31
64	36
65	42
66	48
67	43
68	37
69	33
70	28
71	27
72	27
73	28
74	33
75	37
76	43
77	48
78	57
79	49
80	44
81	39
82	34
83	33
84	32
85	33
86	34
87	39
88	44
89	49
90	57

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	6
7	4
8	4
9	6
10	9
11	7
12	5
13	7
14	9
15	13
16	10
17	8
18	8
19	10
20	13
21	18
22	14
23	11
24	10
25	11
26	14
27	18
28	23
29	19
30	15
31	12
32	12
33	15
34	19
35	23
36	29
37	24
38	20
39	17
40	16
41	17
42	20
43	24
44	29
45	35
46	30
47	25
48	21
49	20
50	20
51	21
52	25
53	30
54	35
55	42
56	36
57	31
58	26
59	24
60	22
61	24
62	26
63	31
64	36
65	42
66	48
67	43
68	37
69	33
70	28
71	27
72	27
73	28
74	33
75	37
76	43
77	48
78	57
79	49
80	44
81	39
82	34
83	33
84	32
85	33
86	34
87	39
88	44
89	49
90	57

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	6
7	4
8	4
9	6
10	9
11	7
12	5
13	7
14	9
15	13
16	10
17	8
18	8
19	10
20	13
21	18
22	14
23	11
24	10
25	11
26	14
27	18
28	23
29	19
30	15
31	12
32	12
33	15
34	19
35	23
36	29
37	24
38	20
39	17
40	16
41	17
42	20
43	24
44	29
45	35
46	30
47	25
48	21
49	20
50	20
51	21
52	25
53	30
54	35
55	42
56	36
57	31
58	26
59	24
60	22
61	24
62	26
63	31
64	36
65	42
66	48
67	43
68	37
69	33
70	28
71	27
72	27
73	28
74	33
75	37
76	43
77	48
78	57
79	49
80	44
81	39
82	34
83	33
84	32
85	33
86	34
87	39
88	44
89	49
90	57