A322456 - cp's OEIS frontend

A322456 Triangle of Touchard's chord enumerating polynomial coefficients [x^k] P_n(x).

n	a(n)
0	1
1	1
2	1
3	1
4	3
5	1
6	4
7	10
8	12
9	1
10	5
11	15
12	35
13	60
14	77
15	55
16	1
17	6
18	21
19	56
20	126
21	240
22	391
23	546
24	624
25	546
26	273
27	1
28	7
29	28
30	84
31	210
32	462
33	910
34	1619
35	2618
36	3857
37	5138
38	6125
39	6405
40	5600
41	3740
42	1428
43	1
44	8
45	36
46	120
47	330
48	792
49	1716
50	3416
51	6308
52	10872
53	17564
54	26664
55	38030
56	50864
57	63580
58	73848
59	78880
60	76296
61	65076
62	46512
63	25194
64	7752

[1, 1, 1, 1, 3, 1, 4, 10, 12, 1, 5, 15, 35, 60, 77, 55, 1, 6, 21, 56, 126, 240, 391, 546, 624, 546, 273, 1, 7, 28, 84, 210, 462, 910, 1619, 2618, 3857, 5138, 6125, 6405, 5600, 3740, 1428, 1, 8, 36, 120, 330, 792, 1716, 3416, 6308, 10872, 17564, 26664, 38030, 50864, 63580, 73848, 78880, 76296, 65076, 46512, 25194, 7752]

cp's OEIS Frontend

A322456 Triangle of Touchard's chord enumerating polynomial coefficients [x^k] P_n(x).

Table of values

List of values