A156188 - cp's OEIS frontend

A156188 Triangle: m=5; e(n,k,n)=(k + m - 1)e(n - 1, k, m) + (mn - k + 1 - m)*e(n - 1, k - 1, m); t(n,k)=e(n,k,m)+e(n,n-k,m).

n	a(n)
0	2
1	1
2	1
3	1
4	10
5	1
6	1
7	80
8	80
9	1
10	1
11	775
12	1520
13	775
14	1
15	1
16	10915
17	25945
18	25945
19	10915
20	1
21	1
22	213720
23	542910
24	624670
25	542910
26	213720
27	1
28	1
29	5245530
30	14690640
31	16408670
32	16408670
33	14690640
34	5245530
35	1
36	1
37	151534685
38	479956020
39	553630850
40	464654480

[2, 1, 1, 1, 10, 1, 1, 80, 80, 1, 1, 775, 1520, 775, 1, 1, 10915, 25945, 25945, 10915, 1, 1, 213720, 542910, 624670, 542910, 213720, 1, 1, 5245530, 14690640, 16408670, 16408670, 14690640, 5245530, 1, 1, 151534685, 479956020, 553630850, 464654480]

cp's OEIS Frontend

A156188 Triangle: m=5; e(n,k,n)=(k + m - 1)e(n - 1, k, m) + (mn - k + 1 - m)*e(n - 1, k - 1, m); t(n,k)=e(n,k,m)+e(n,n-k,m).

Table of values

List of values

cp's OEIS Frontend

A156188 Triangle: m=5; e(n,k,n)=(k + m - 1)*e(n - 1, k, m) + (m*n - k + 1 - m)*e(n - 1, k - 1, m); t(n,k)=e(n,k,m)+e(n,n-k,m).

Table of values

List of values

A156188 Triangle: m=5; e(n,k,n)=(k + m - 1)e(n - 1, k, m) + (mn - k + 1 - m)*e(n - 1, k - 1, m); t(n,k)=e(n,k,m)+e(n,n-k,m).