A348554 - cp's OEIS frontend

A348554 Irregular triangle read by rows: row n gives the divisors d of 2n with 1 < d < 2n, for n >= 2.

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

[2, 2, 3, 2, 4, 2, 5, 2, 3, 4, 6, 2, 7, 2, 4, 8, 2, 3, 6, 9, 2, 4, 5, 10, 2, 11, 2, 3, 4, 6, 8, 12, 2, 13, 2, 4, 7, 14, 2, 3, 5, 6, 10, 15, 2, 4, 8, 16, 2, 17, 2, 3, 4, 6, 9, 12, 18, 2, 19, 2, 4, 5, 8, 10, 20, 2, 3, 6, 7, 14, 21, 2, 4, 11, 22, 2, 23, 2, 3, 4, 6, 8, 12, 16, 24, 2, 5, 10, 25]

cp's OEIS Frontend

A348554 Irregular triangle read by rows: row n gives the divisors d of 2n with 1 < d < 2n, for n >= 2.

Table of values

List of values

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

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

cp's OEIS Frontend

A348554 Irregular triangle read by rows: row n gives the divisors d of 2*n with 1 < d < 2*n, for n >= 2.

Table of values

List of values

A348554 Irregular triangle read by rows: row n gives the divisors d of 2n with 1 < d < 2n, for n >= 2.

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