A354666 - cp's OEIS frontend

A354666 Triangle read by rows, T(n,k) = T(n-1,k) + T(n-2,k-1) + 2T(n-2,k-2) - T(n-3,k-1) - T(n-3,k-2) + T(n-4,k-1) + T(n-4,k-2) - T(n-4,k-3) - T(n-4,k-4) + delta(n,0)delta(k,0) - delta(n,2)*(delta(k,1) + delta(k,2)), T(n T(n,k<0) = 0.

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	2
9	0
10	1
11	1
12	4
13	0
14	1
15	1
16	2
17	6
18	0
19	3
20	0
21	1
22	3
23	9
24	4
25	9
26	0
27	1
28	1
29	4
30	12
31	10
32	18
33	0
34	4
35	0
36	1
37	5
38	16
39	21
40	36
41	10
42	16
43	0
44	1
45	1
46	6
47	21
48	36
49	60
50	30
51	40
52	0
53	5
54	0
55	1
56	7
57	27
58	57
59	100
60	81
61	100
62	20
63	25
64	0
65	1
66	1
67	8
68	34
69	84
70	158
71	168

[1, 1, 0, 1, 0, 1, 1, 0, 2, 0, 1, 1, 4, 0, 1, 1, 2, 6, 0, 3, 0, 1, 3, 9, 4, 9, 0, 1, 1, 4, 12, 10, 18, 0, 4, 0, 1, 5, 16, 21, 36, 10, 16, 0, 1, 1, 6, 21, 36, 60, 30, 40, 0, 5, 0, 1, 7, 27, 57, 100, 81, 100, 20, 25, 0, 1, 1, 8, 34, 84, 158, 168]

cp's OEIS Frontend

A354666 Triangle read by rows, T(n,k) = T(n-1,k) + T(n-2,k-1) + 2T(n-2,k-2) - T(n-3,k-1) - T(n-3,k-2) + T(n-4,k-1) + T(n-4,k-2) - T(n-4,k-3) - T(n-4,k-4) + delta(n,0)delta(k,0) - delta(n,2)*(delta(k,1) + delta(k,2)), T(n T(n,k<0) = 0.

Table of values

List of values

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	2
9	0
10	1
11	1
12	4
13	0
14	1
15	1
16	2
17	6
18	0
19	3
20	0
21	1
22	3
23	9
24	4
25	9
26	0
27	1
28	1
29	4
30	12
31	10
32	18
33	0
34	4
35	0
36	1
37	5
38	16
39	21
40	36
41	10
42	16
43	0
44	1
45	1
46	6
47	21
48	36
49	60
50	30
51	40
52	0
53	5
54	0
55	1
56	7
57	27
58	57
59	100
60	81
61	100
62	20
63	25
64	0
65	1
66	1
67	8
68	34
69	84
70	158
71	168

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	2
9	0
10	1
11	1
12	4
13	0
14	1
15	1
16	2
17	6
18	0
19	3
20	0
21	1
22	3
23	9
24	4
25	9
26	0
27	1
28	1
29	4
30	12
31	10
32	18
33	0
34	4
35	0
36	1
37	5
38	16
39	21
40	36
41	10
42	16
43	0
44	1
45	1
46	6
47	21
48	36
49	60
50	30
51	40
52	0
53	5
54	0
55	1
56	7
57	27
58	57
59	100
60	81
61	100
62	20
63	25
64	0
65	1
66	1
67	8
68	34
69	84
70	158
71	168

cp's OEIS Frontend

A354666 Triangle read by rows, T(n,k) = T(n-1,k) + T(n-2,k-1) + 2*T(n-2,k-2) - T(n-3,k-1) - T(n-3,k-2) + T(n-4,k-1) + T(n-4,k-2) - T(n-4,k-3) - T(n-4,k-4) + delta(n,0)*delta(k,0) - delta(n,2)*(delta(k,1) + delta(k,2)), T(n T(n,k<0) = 0.

Table of values

List of values

A354666 Triangle read by rows, T(n,k) = T(n-1,k) + T(n-2,k-1) + 2T(n-2,k-2) - T(n-3,k-1) - T(n-3,k-2) + T(n-4,k-1) + T(n-4,k-2) - T(n-4,k-3) - T(n-4,k-4) + delta(n,0)delta(k,0) - delta(n,2)*(delta(k,1) + delta(k,2)), T(n T(n,k<0) = 0.

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	2
9	0
10	1
11	1
12	4
13	0
14	1
15	1
16	2
17	6
18	0
19	3
20	0
21	1
22	3
23	9
24	4
25	9
26	0
27	1
28	1
29	4
30	12
31	10
32	18
33	0
34	4
35	0
36	1
37	5
38	16
39	21
40	36
41	10
42	16
43	0
44	1
45	1
46	6
47	21
48	36
49	60
50	30
51	40
52	0
53	5
54	0
55	1
56	7
57	27
58	57
59	100
60	81
61	100
62	20
63	25
64	0
65	1
66	1
67	8
68	34
69	84
70	158
71	168