A135089 - cp's OEIS frontend

A135089 Triangle T(n,k) = 5*binomial(n,k) with T(0,0) = 1, read by rows.

n	a(n)
0	1
1	5
2	5
3	5
4	10
5	5
6	5
7	15
8	15
9	5
10	5
11	20
12	30
13	20
14	5
15	5
16	25
17	50
18	50
19	25
20	5
21	5
22	30
23	75
24	100
25	75
26	30
27	5
28	5
29	35
30	105
31	175
32	175
33	105
34	35
35	5
36	5
37	40
38	140
39	280
40	350
41	280
42	140
43	40
44	5
45	5
46	45
47	180
48	420
49	630
50	630
51	420
52	180
53	45
54	5
55	5
56	50
57	225
58	600
59	1050
60	1260
61	1050
62	600
63	225
64	50
65	5

[1, 5, 5, 5, 10, 5, 5, 15, 15, 5, 5, 20, 30, 20, 5, 5, 25, 50, 50, 25, 5, 5, 30, 75, 100, 75, 30, 5, 5, 35, 105, 175, 175, 105, 35, 5, 5, 40, 140, 280, 350, 280, 140, 40, 5, 5, 45, 180, 420, 630, 630, 420, 180, 45, 5, 5, 50, 225, 600, 1050, 1260, 1050, 600, 225, 50, 5]

cp's OEIS Frontend

A135089 Triangle T(n,k) = 5*binomial(n,k) with T(0,0) = 1, read by rows.

Table of values

List of values