A247498 - cp's OEIS frontend

A247498 Generalized Euler numbers: Square array read by descending antidiagonals, T(n, k) = k![x^k] exp(nx)*sech(x), n>=0, k>=0.

n	a(n)
0	1
1	0
2	1
3	-1
4	1
5	1
6	0
7	0
8	2
9	1
10	5
11	-2
12	3
13	3
14	1
15	0
16	0
17	2
18	8
19	4
20	1
21	-61
22	16
23	-3
24	18
25	15
26	5
27	1
28	0
29	0
30	2
31	32
32	52
33	24
34	6
35	1
36	1385
37	-272
38	63
39	48
40	165
41	110
42	35
43	7
44	1
45	0
46	0
47	2
48	128
49	484
50	480
51	198
52	48
53	8
54	1
55	-50521
56	7936
57	-1383
58	528
59	1395
60	2000
61	1085
62	322
63	63
64	9
65	1

[1, 0, 1, -1, 1, 1, 0, 0, 2, 1, 5, -2, 3, 3, 1, 0, 0, 2, 8, 4, 1, -61, 16, -3, 18, 15, 5, 1, 0, 0, 2, 32, 52, 24, 6, 1, 1385, -272, 63, 48, 165, 110, 35, 7, 1, 0, 0, 2, 128, 484, 480, 198, 48, 8, 1, -50521, 7936, -1383, 528, 1395, 2000, 1085, 322, 63, 9, 1]

cp's OEIS Frontend

A247498 Generalized Euler numbers: Square array read by descending antidiagonals, T(n, k) = k![x^k] exp(nx)*sech(x), n>=0, k>=0.

Table of values

List of values

cp's OEIS Frontend

A247498 Generalized Euler numbers: Square array read by descending antidiagonals, T(n, k) = k!*[x^k] exp(n*x)*sech(x), n>=0, k>=0.

Table of values

List of values

A247498 Generalized Euler numbers: Square array read by descending antidiagonals, T(n, k) = k![x^k] exp(nx)*sech(x), n>=0, k>=0.