A033952 - cp's OEIS frontend

A033952 Write 1,2,... in a clockwise spiral on a square lattice, writing each digit at a separate lattice point, starting with 1 at the origin and 2 at x=0, y=-1; sequence gives the numbers on the positive x-axis.

n	a(n)
1	1
2	8
3	6
4	2
5	3
6	6
7	6
8	0
9	3
10	1
11	8
12	0
13	2
14	7
15	1
16	3
17	9
18	3
19	4
20	3
21	9
22	6
23	0
24	6
25	8
26	9
27	6
28	1
29	2
30	4
31	2
32	1
33	5
34	9
35	4
36	1
37	0
38	7
39	7
40	1
41	7
42	8
43	0
44	2
45	6
46	3
47	4
48	2
49	7
50	1
51	8
52	2
53	0
54	2
55	2
56	3
57	5
58	6
59	6
60	3
61	2
62	4
63	1
64	4
65	1
66	5
67	6
68	4
69	2
70	9
71	2
72	5
73	5
74	6
75	8
76	5
77	0
78	6
79	4
80	6
81	7
82	9
83	0
84	7
85	6
86	6
87	7
88	7
89	7
90	6
91	4
92	8
93	0
94	9
95	1
96	9
97	5
98	5
99	9
100	1
101	0
102	4
103	0
104	0
105	9

[1, 8, 6, 2, 3, 6, 6, 0, 3, 1, 8, 0, 2, 7, 1, 3, 9, 3, 4, 3, 9, 6, 0, 6, 8, 9, 6, 1, 2, 4, 2, 1, 5, 9, 4, 1, 0, 7, 7, 1, 7, 8, 0, 2, 6, 3, 4, 2, 7, 1, 8, 2, 0, 2, 2, 3, 5, 6, 6, 3, 2, 4, 1, 4, 1, 5, 6, 4, 2, 9, 2, 5, 5, 6, 8, 5, 0, 6, 4, 6, 7, 9, 0, 7, 6, 6, 7, 7, 7, 6, 4, 8, 0, 9, 1, 9, 5, 5, 9, 1, 0, 4, 0, 0, 9]

cp's OEIS Frontend

A033952 Write 1,2,... in a clockwise spiral on a square lattice, writing each digit at a separate lattice point, starting with 1 at the origin and 2 at x=0, y=-1; sequence gives the numbers on the positive x-axis.

Table of values

List of values

n	a(n)
1	1
2	8
3	6
4	2
5	3
6	6
7	6
8	0
9	3
10	1
11	8
12	0
13	2
14	7
15	1
16	3
17	9
18	3
19	4
20	3
21	9
22	6
23	0
24	6
25	8
26	9
27	6
28	1
29	2
30	4
31	2
32	1
33	5
34	9
35	4
36	1
37	0
38	7
39	7
40	1
41	7
42	8
43	0
44	2
45	6
46	3
47	4
48	2
49	7
50	1
51	8
52	2
53	0
54	2
55	2
56	3
57	5
58	6
59	6
60	3
61	2
62	4
63	1
64	4
65	1
66	5
67	6
68	4
69	2
70	9
71	2
72	5
73	5
74	6
75	8
76	5
77	0
78	6
79	4
80	6
81	7
82	9
83	0
84	7
85	6
86	6
87	7
88	7
89	7
90	6
91	4
92	8
93	0
94	9
95	1
96	9
97	5
98	5
99	9
100	1
101	0
102	4
103	0
104	0
105	9

n	a(n)
1	1
2	8
3	6
4	2
5	3
6	6
7	6
8	0
9	3
10	1
11	8
12	0
13	2
14	7
15	1
16	3
17	9
18	3
19	4
20	3
21	9
22	6
23	0
24	6
25	8
26	9
27	6
28	1
29	2
30	4
31	2
32	1
33	5
34	9
35	4
36	1
37	0
38	7
39	7
40	1
41	7
42	8
43	0
44	2
45	6
46	3
47	4
48	2
49	7
50	1
51	8
52	2
53	0
54	2
55	2
56	3
57	5
58	6
59	6
60	3
61	2
62	4
63	1
64	4
65	1
66	5
67	6
68	4
69	2
70	9
71	2
72	5
73	5
74	6
75	8
76	5
77	0
78	6
79	4
80	6
81	7
82	9
83	0
84	7
85	6
86	6
87	7
88	7
89	7
90	6
91	4
92	8
93	0
94	9
95	1
96	9
97	5
98	5
99	9
100	1
101	0
102	4
103	0
104	0
105	9

n	a(n)
1	1
2	8
3	6
4	2
5	3
6	6
7	6
8	0
9	3
10	1
11	8
12	0
13	2
14	7
15	1
16	3
17	9
18	3
19	4
20	3
21	9
22	6
23	0
24	6
25	8
26	9
27	6
28	1
29	2
30	4
31	2
32	1
33	5
34	9
35	4
36	1
37	0
38	7
39	7
40	1
41	7
42	8
43	0
44	2
45	6
46	3
47	4
48	2
49	7
50	1
51	8
52	2
53	0
54	2
55	2
56	3
57	5
58	6
59	6
60	3
61	2
62	4
63	1
64	4
65	1
66	5
67	6
68	4
69	2
70	9
71	2
72	5
73	5
74	6
75	8
76	5
77	0
78	6
79	4
80	6
81	7
82	9
83	0
84	7
85	6
86	6
87	7
88	7
89	7
90	6
91	4
92	8
93	0
94	9
95	1
96	9
97	5
98	5
99	9
100	1
101	0
102	4
103	0
104	0
105	9