A332937 - cp's OEIS frontend

A332937 a(n) is the greatest common divisor of the first two terms of row n of the Wythoff array (A035513).

n	a(n)
1	1
2	1
3	2
4	3
5	4
6	1
7	1
8	1
9	2
10	1
11	1
12	1
13	3
14	1
15	2
16	5
17	1
18	1
19	6
20	1
21	1
22	7
23	1
24	1
25	8
26	1
27	1
28	9
29	2
30	1
31	10
32	1
33	1
34	11
35	2
36	1
37	1
38	1
39	1
40	1
41	2
42	1
43	3
44	1
45	4
46	1
47	2
48	1
49	1
50	1
51	2
52	3
53	1
54	1
55	2
56	5
57	4
58	3
59	1
60	1
61	2
62	1
63	1
64	1
65	1
66	1
67	6
68	1
69	1
70	1
71	2
72	1
73	2
74	1
75	1
76	1
77	4
78	7
79	1
80	1
81	1
82	3
83	2
84	1
85	1
86	1
87	2
88	1
89	8
90	1
91	3
92	1
93	2
94	1
95	1
96	5
97	12
98	1
99	2
100	1
101	1
102	1
103	2
104	1
105	13
106	3
107	1
108	1

[1, 1, 2, 3, 4, 1, 1, 1, 2, 1, 1, 1, 3, 1, 2, 5, 1, 1, 6, 1, 1, 7, 1, 1, 8, 1, 1, 9, 2, 1, 10, 1, 1, 11, 2, 1, 1, 1, 1, 1, 2, 1, 3, 1, 4, 1, 2, 1, 1, 1, 2, 3, 1, 1, 2, 5, 4, 3, 1, 1, 2, 1, 1, 1, 1, 1, 6, 1, 1, 1, 2, 1, 2, 1, 1, 1, 4, 7, 1, 1, 1, 3, 2, 1, 1, 1, 2, 1, 8, 1, 3, 1, 2, 1, 1, 5, 12, 1, 2, 1, 1, 1, 2, 1, 13, 3, 1, 1]

cp's OEIS Frontend

A332937 a(n) is the greatest common divisor of the first two terms of row n of the Wythoff array (A035513).

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	3
5	4
6	1
7	1
8	1
9	2
10	1
11	1
12	1
13	3
14	1
15	2
16	5
17	1
18	1
19	6
20	1
21	1
22	7
23	1
24	1
25	8
26	1
27	1
28	9
29	2
30	1
31	10
32	1
33	1
34	11
35	2
36	1
37	1
38	1
39	1
40	1
41	2
42	1
43	3
44	1
45	4
46	1
47	2
48	1
49	1
50	1
51	2
52	3
53	1
54	1
55	2
56	5
57	4
58	3
59	1
60	1
61	2
62	1
63	1
64	1
65	1
66	1
67	6
68	1
69	1
70	1
71	2
72	1
73	2
74	1
75	1
76	1
77	4
78	7
79	1
80	1
81	1
82	3
83	2
84	1
85	1
86	1
87	2
88	1
89	8
90	1
91	3
92	1
93	2
94	1
95	1
96	5
97	12
98	1
99	2
100	1
101	1
102	1
103	2
104	1
105	13
106	3
107	1
108	1

n	a(n)
1	1
2	1
3	2
4	3
5	4
6	1
7	1
8	1
9	2
10	1
11	1
12	1
13	3
14	1
15	2
16	5
17	1
18	1
19	6
20	1
21	1
22	7
23	1
24	1
25	8
26	1
27	1
28	9
29	2
30	1
31	10
32	1
33	1
34	11
35	2
36	1
37	1
38	1
39	1
40	1
41	2
42	1
43	3
44	1
45	4
46	1
47	2
48	1
49	1
50	1
51	2
52	3
53	1
54	1
55	2
56	5
57	4
58	3
59	1
60	1
61	2
62	1
63	1
64	1
65	1
66	1
67	6
68	1
69	1
70	1
71	2
72	1
73	2
74	1
75	1
76	1
77	4
78	7
79	1
80	1
81	1
82	3
83	2
84	1
85	1
86	1
87	2
88	1
89	8
90	1
91	3
92	1
93	2
94	1
95	1
96	5
97	12
98	1
99	2
100	1
101	1
102	1
103	2
104	1
105	13
106	3
107	1
108	1

n	a(n)
1	1
2	1
3	2
4	3
5	4
6	1
7	1
8	1
9	2
10	1
11	1
12	1
13	3
14	1
15	2
16	5
17	1
18	1
19	6
20	1
21	1
22	7
23	1
24	1
25	8
26	1
27	1
28	9
29	2
30	1
31	10
32	1
33	1
34	11
35	2
36	1
37	1
38	1
39	1
40	1
41	2
42	1
43	3
44	1
45	4
46	1
47	2
48	1
49	1
50	1
51	2
52	3
53	1
54	1
55	2
56	5
57	4
58	3
59	1
60	1
61	2
62	1
63	1
64	1
65	1
66	1
67	6
68	1
69	1
70	1
71	2
72	1
73	2
74	1
75	1
76	1
77	4
78	7
79	1
80	1
81	1
82	3
83	2
84	1
85	1
86	1
87	2
88	1
89	8
90	1
91	3
92	1
93	2
94	1
95	1
96	5
97	12
98	1
99	2
100	1
101	1
102	1
103	2
104	1
105	13
106	3
107	1
108	1