A104727 - cp's OEIS frontend

A104727 Triangle T(n,k) = (k-1-n)(k-2-n)(k^2+k+2kn+3n^2+5n)/24 read by rows, 1<=k<=n.

n	a(n)
1	1
2	7
3	3
4	25
5	15
6	6
7	65
8	45
9	26
10	10
11	140
12	105
13	71
14	40
15	15
16	266
17	210
18	155
19	103
20	57
21	21
22	462
23	378
24	295
25	215
26	141
27	77
28	28
29	750
30	630
31	511
32	395
33	285
34	185
35	100
36	36
37	1155
38	990
39	826
40	665
41	510
42	365
43	235
44	126
45	45
46	1705
47	1485
48	1266
49	1050
50	840
51	640
52	455
53	291
54	155
55	55
56	2431
57	2145
58	1860
59	1578
60	1302
61	1036
62	785
63	555
64	353
65	187
66	66
67	3367
68	3003

[1, 7, 3, 25, 15, 6, 65, 45, 26, 10, 140, 105, 71, 40, 15, 266, 210, 155, 103, 57, 21, 462, 378, 295, 215, 141, 77, 28, 750, 630, 511, 395, 285, 185, 100, 36, 1155, 990, 826, 665, 510, 365, 235, 126, 45, 1705, 1485, 1266, 1050, 840, 640, 455, 291, 155, 55, 2431, 2145, 1860, 1578, 1302, 1036, 785, 555, 353, 187, 66, 3367, 3003]

cp's OEIS Frontend

A104727 Triangle T(n,k) = (k-1-n)(k-2-n)(k^2+k+2kn+3n^2+5n)/24 read by rows, 1<=k<=n.

Table of values

List of values

cp's OEIS Frontend

A104727 Triangle T(n,k) = (k-1-n)*(k-2-n)*(k^2+k+2*k*n+3*n^2+5*n)/24 read by rows, 1<=k<=n.

Table of values

List of values

A104727 Triangle T(n,k) = (k-1-n)(k-2-n)(k^2+k+2kn+3n^2+5n)/24 read by rows, 1<=k<=n.