A332963 - cp's OEIS frontend

A332963 Number triangle where T(2n,0)=T(2n,2n)=1, T(2n+1,0)=T(2n+1,2n+1)=2 for all n >= 0, and the interior numbers are defined recursively by T(n,k) = (T(n-1,k-1)*T(n-1,k)+1)/T(n-2,k-1) for n > 2, 0 < k <= n.

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

[1, 2, 2, 1, 5, 1, 2, 3, 3, 2, 1, 7, 2, 7, 1, 2, 4, 5, 5, 4, 2, 1, 9, 3, 13, 3, 9, 1, 2, 5, 7, 8, 8, 7, 5, 2, 1, 11, 4, 19, 5, 19, 4, 11, 1, 2, 6, 9, 11, 12, 12, 11, 9, 6, 2, 1, 13, 5, 25, 7, 29, 7, 25, 5, 13, 1, 2, 7, 11, 14, 16, 17, 17, 16, 14, 11, 7, 2]

cp's OEIS Frontend

A332963 Number triangle where T(2n,0)=T(2n,2n)=1, T(2n+1,0)=T(2n+1,2n+1)=2 for all n >= 0, and the interior numbers are defined recursively by T(n,k) = (T(n-1,k-1)*T(n-1,k)+1)/T(n-2,k-1) for n > 2, 0 < k <= n.

Table of values

List of values

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

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

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