A157633 - cp's OEIS frontend

A157633 Triangle T(n,m) read rows: 1 in column m=0 and on the diagonal, 2m(n-m)(m^2-nm+2*n^2) otherwise.

n	a(n)
0	1
1	1
2	1
3	1
4	14
5	1
6	1
7	64
8	64
9	1
10	1
11	174
12	224
13	174
14	1
15	1
16	368
17	528
18	528
19	368
20	1
21	1
22	670
23	1024
24	1134
25	1024
26	670
27	1
28	1
29	1104
30	1760
31	2064
32	2064
33	1760
34	1104
35	1
36	1
37	1694
38	2784
39	3390
40	3584
41	3390
42	2784
43	1694
44	1
45	1
46	2464
47	4144
48	5184
49	5680
50	5680
51	5184
52	4144
53	2464
54	1
55	1

[1, 1, 1, 1, 14, 1, 1, 64, 64, 1, 1, 174, 224, 174, 1, 1, 368, 528, 528, 368, 1, 1, 670, 1024, 1134, 1024, 670, 1, 1, 1104, 1760, 2064, 2064, 1760, 1104, 1, 1, 1694, 2784, 3390, 3584, 3390, 2784, 1694, 1, 1, 2464, 4144, 5184, 5680, 5680, 5184, 4144, 2464, 1, 1]

cp's OEIS Frontend

A157633 Triangle T(n,m) read rows: 1 in column m=0 and on the diagonal, 2m(n-m)(m^2-nm+2*n^2) otherwise.

Table of values

List of values

cp's OEIS Frontend

A157633 Triangle T(n,m) read rows: 1 in column m=0 and on the diagonal, 2*m*(n-m)*(m^2-n*m+2*n^2) otherwise.

Table of values

List of values

A157633 Triangle T(n,m) read rows: 1 in column m=0 and on the diagonal, 2m(n-m)(m^2-nm+2*n^2) otherwise.