A075856 - cp's OEIS frontend

A075856 Triangle formed from coefficients of the polynomials p(1)=x, p(n+1) = (n + x(n+1))p(n) + xx(d/dx)p(n).

n	a(n)
1	1
2	1
3	3
4	2
5	10
6	15
7	6
8	40
9	105
10	105
11	24
12	196
13	700
14	1260
15	945
16	120
17	1148
18	5068
19	12600
20	17325
21	10395
22	720
23	7848
24	40740
25	126280
26	242550
27	270270
28	135135
29	5040
30	61416
31	363660
32	1332100
33	3213210
34	5045040
35	4729725
36	2027025

[1, 1, 3, 2, 10, 15, 6, 40, 105, 105, 24, 196, 700, 1260, 945, 120, 1148, 5068, 12600, 17325, 10395, 720, 7848, 40740, 126280, 242550, 270270, 135135, 5040, 61416, 363660, 1332100, 3213210, 5045040, 4729725, 2027025]

cp's OEIS Frontend

A075856 Triangle formed from coefficients of the polynomials p(1)=x, p(n+1) = (n + x(n+1))p(n) + xx(d/dx)p(n).

Table of values

List of values

cp's OEIS Frontend

A075856 Triangle formed from coefficients of the polynomials p(1)=x, p(n+1) = (n + x*(n+1))*p(n) + x*x*(d/dx)p(n).

Table of values

List of values

A075856 Triangle formed from coefficients of the polynomials p(1)=x, p(n+1) = (n + x(n+1))p(n) + xx(d/dx)p(n).