A319093 - cp's OEIS frontend

A319093 Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + T(n-1, k-1) - T(n-1, k-2) + 2T(n-1, k-3) + T(n-1, k-4) for k = 0..4n; T(n,k)=0 for n or k < 0.

n	a(n)
0	1
1	1
2	1
3	-1
4	2
5	1
6	1
7	2
8	-1
9	2
10	7
11	-2
12	2
13	4
14	1
15	1
16	3
17	0
18	1
19	15
20	3
21	-4
22	24
23	6
24	-1
25	9
26	6
27	1
28	1
29	4
30	2
31	0
32	23
33	20
34	-14
35	48
36	55
37	-24
38	46
39	52
40	2
41	12
42	20
43	8
44	1
45	1
46	5
47	5
48	0
49	30
50	51
51	-15
52	60
53	180
54	-25
55	49
56	280
57	15
58	30
59	180
60	72
61	15
62	45
63	35
64	10
65	1
66	1
67	6
68	9
69	2
70	36
71	96
72	11
73	54
74	387
75	116
76	-51
77	774
78	376
79	-162
80	804
81	532

[1, 1, 1, -1, 2, 1, 1, 2, -1, 2, 7, -2, 2, 4, 1, 1, 3, 0, 1, 15, 3, -4, 24, 6, -1, 9, 6, 1, 1, 4, 2, 0, 23, 20, -14, 48, 55, -24, 46, 52, 2, 12, 20, 8, 1, 1, 5, 5, 0, 30, 51, -15, 60, 180, -25, 49, 280, 15, 30, 180, 72, 15, 45, 35, 10, 1, 1, 6, 9, 2, 36, 96, 11, 54, 387, 116, -51, 774, 376, -162, 804, 532]

cp's OEIS Frontend

A319093 Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + T(n-1, k-1) - T(n-1, k-2) + 2T(n-1, k-3) + T(n-1, k-4) for k = 0..4n; T(n,k)=0 for n or k < 0.

Table of values

List of values

cp's OEIS Frontend

A319093 Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + T(n-1, k-1) - T(n-1, k-2) + 2*T(n-1, k-3) + T(n-1, k-4) for k = 0..4*n; T(n,k)=0 for n or k < 0.

Table of values

List of values

A319093 Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + T(n-1, k-1) - T(n-1, k-2) + 2T(n-1, k-3) + T(n-1, k-4) for k = 0..4n; T(n,k)=0 for n or k < 0.