A171660 - cp's OEIS frontend

A171660 Triangle T(n,m) of the expansion coefficients of JacobiCN(x,y) + JacobiDN(x,y) = Sum_{n>=0} Sum_{k=0..n} (-1)^nT(n,m)x^(2n)y^(2m)/(2n)!.

n	a(n)
0	2
1	1
2	1
3	1
4	8
5	1
6	1
7	60
8	60
9	1
10	1
11	472
12	1824
13	472
14	1
15	1
16	3944
17	46576
18	46576
19	3944
20	1
21	1
22	34236
23	1129968
24	3077120
25	1129968
26	34236
27	1
28	1
29	303028
30	27126048
31	171931904
32	171931904
33	27126048
34	303028
35	1
36	1
37	2706800
38	653677408
39	8874639488
40	19720976896

[2, 1, 1, 1, 8, 1, 1, 60, 60, 1, 1, 472, 1824, 472, 1, 1, 3944, 46576, 46576, 3944, 1, 1, 34236, 1129968, 3077120, 1129968, 34236, 1, 1, 303028, 27126048, 171931904, 171931904, 27126048, 303028, 1, 1, 2706800, 653677408, 8874639488, 19720976896]

cp's OEIS Frontend

A171660 Triangle T(n,m) of the expansion coefficients of JacobiCN(x,y) + JacobiDN(x,y) = Sum_{n>=0} Sum_{k=0..n} (-1)^nT(n,m)x^(2n)y^(2m)/(2n)!.

Table of values

List of values

cp's OEIS Frontend

A171660 Triangle T(n,m) of the expansion coefficients of JacobiCN(x,y) + JacobiDN(x,y) = Sum_{n>=0} Sum_{k=0..n} (-1)^n*T(n,m)*x^(2*n)*y^(2*m)/(2*n)!.

Table of values

List of values

A171660 Triangle T(n,m) of the expansion coefficients of JacobiCN(x,y) + JacobiDN(x,y) = Sum_{n>=0} Sum_{k=0..n} (-1)^nT(n,m)x^(2n)y^(2m)/(2n)!.