A350111 - cp's OEIS frontend

A350111 Triangle read by rows: T(n,k) is the number of tilings of an (n+k)-board using k (1,3)-fences and n-k squares.

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	2
17	3
18	4
19	2
20	0
21	1
22	3
23	6
24	7
25	4
26	0
27	0
28	1
29	4
30	9
31	12
32	8
33	0
34	0
35	0
36	1
37	5
38	13
39	20
40	16
41	8
42	4
43	2
44	1
45	1
46	6
47	18
48	32
49	36
50	28
51	19
52	12
53	3
54	0
55	1
56	7
57	24
58	50
59	69
60	69
61	58
62	31
63	9
64	0
65	0
66	1
67	8
68	31
69	74
70	120
71	144
72	127
73	78
74	27
75	0
76	0
77	0

[1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 3, 4, 2, 0, 1, 3, 6, 7, 4, 0, 0, 1, 4, 9, 12, 8, 0, 0, 0, 1, 5, 13, 20, 16, 8, 4, 2, 1, 1, 6, 18, 32, 36, 28, 19, 12, 3, 0, 1, 7, 24, 50, 69, 69, 58, 31, 9, 0, 0, 1, 8, 31, 74, 120, 144, 127, 78, 27, 0, 0, 0]

cp's OEIS Frontend

A350111 Triangle read by rows: T(n,k) is the number of tilings of an (n+k)-board using k (1,3)-fences and n-k squares.

Table of values

List of values

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	2
17	3
18	4
19	2
20	0
21	1
22	3
23	6
24	7
25	4
26	0
27	0
28	1
29	4
30	9
31	12
32	8
33	0
34	0
35	0
36	1
37	5
38	13
39	20
40	16
41	8
42	4
43	2
44	1
45	1
46	6
47	18
48	32
49	36
50	28
51	19
52	12
53	3
54	0
55	1
56	7
57	24
58	50
59	69
60	69
61	58
62	31
63	9
64	0
65	0
66	1
67	8
68	31
69	74
70	120
71	144
72	127
73	78
74	27
75	0
76	0
77	0

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	2
17	3
18	4
19	2
20	0
21	1
22	3
23	6
24	7
25	4
26	0
27	0
28	1
29	4
30	9
31	12
32	8
33	0
34	0
35	0
36	1
37	5
38	13
39	20
40	16
41	8
42	4
43	2
44	1
45	1
46	6
47	18
48	32
49	36
50	28
51	19
52	12
53	3
54	0
55	1
56	7
57	24
58	50
59	69
60	69
61	58
62	31
63	9
64	0
65	0
66	1
67	8
68	31
69	74
70	120
71	144
72	127
73	78
74	27
75	0
76	0
77	0

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	2
17	3
18	4
19	2
20	0
21	1
22	3
23	6
24	7
25	4
26	0
27	0
28	1
29	4
30	9
31	12
32	8
33	0
34	0
35	0
36	1
37	5
38	13
39	20
40	16
41	8
42	4
43	2
44	1
45	1
46	6
47	18
48	32
49	36
50	28
51	19
52	12
53	3
54	0
55	1
56	7
57	24
58	50
59	69
60	69
61	58
62	31
63	9
64	0
65	0
66	1
67	8
68	31
69	74
70	120
71	144
72	127
73	78
74	27
75	0
76	0
77	0