A124376 - cp's OEIS frontend

A124376 Number triangle with column k generated by x^k(1+2kx+C(k,2)x^2)/(1-x)^(k+1).

n	a(n)
0	1
1	1
2	1
3	1
4	4
5	1
6	1
7	7
8	7
9	1
10	1
11	10
12	19
13	10
14	1
15	1
16	13
17	37
18	37
19	13
20	1
21	1
22	16
23	61
24	92
25	61
26	16
27	1
28	1
29	19
30	91
31	185
32	185
33	91
34	19
35	1
36	1
37	22
38	127
39	326
40	440
41	326
42	127
43	22
44	1
45	1
46	25
47	169
48	525
49	896
50	896
51	525
52	169
53	25
54	1
55	1
56	28
57	217
58	792
59	1638
60	2072
61	1638
62	792
63	217
64	28
65	1

[1, 1, 1, 1, 4, 1, 1, 7, 7, 1, 1, 10, 19, 10, 1, 1, 13, 37, 37, 13, 1, 1, 16, 61, 92, 61, 16, 1, 1, 19, 91, 185, 185, 91, 19, 1, 1, 22, 127, 326, 440, 326, 127, 22, 1, 1, 25, 169, 525, 896, 896, 525, 169, 25, 1, 1, 28, 217, 792, 1638, 2072, 1638, 792, 217, 28, 1]

cp's OEIS Frontend

A124376 Number triangle with column k generated by x^k(1+2kx+C(k,2)x^2)/(1-x)^(k+1).

Table of values

List of values

cp's OEIS Frontend

A124376 Number triangle with column k generated by x^k*(1+2*k*x+C(k,2)*x^2)/(1-x)^(k+1).

Table of values

List of values

A124376 Number triangle with column k generated by x^k(1+2kx+C(k,2)x^2)/(1-x)^(k+1).