A134231 - cp's OEIS frontend

A134231 Triangle T(n, k) = n -k +1 with T(n, n-1) = 2*n-1 and T(n, n) = 1, read by rows.

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

[1, 3, 1, 3, 5, 1, 4, 3, 7, 1, 5, 4, 3, 9, 1, 6, 5, 4, 3, 11, 1, 7, 6, 5, 4, 3, 13, 1, 8, 7, 6, 5, 4, 3, 15, 1, 9, 8, 7, 6, 5, 4, 3, 17, 1, 10, 9, 8, 7, 6, 5, 4, 3, 19, 1, 11, 10, 9, 8, 7, 6, 5, 4, 3, 21, 1, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 23, 1, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 25, 1]

cp's OEIS Frontend

A134231 Triangle T(n, k) = n -k +1 with T(n, n-1) = 2*n-1 and T(n, n) = 1, read by rows.

Table of values

List of values

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

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

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