A244840 - cp's OEIS frontend

A244840 Denominators of the triangle T(n,k) = (n*(n+1)/2+k+1)/(k+1) for n >= k >= 0.

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

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

cp's OEIS Frontend

A244840 Denominators of the triangle T(n,k) = (n*(n+1)/2+k+1)/(k+1) for n >= k >= 0.

Table of values

List of values

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

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

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