A368054 - cp's OEIS frontend

A368054 Irregular triangle read by rows: T(n,k) is the number of k-crossing partitions on 2n nodes, where all partition terms alternate in parity, counted up to reflection.

n	a(n)
0	1
1	1
2	3
3	0
4	1
5	14
6	0
7	8
8	10
9	2
10	2
11	81
12	0
13	59
14	162
15	70
16	66
17	82
18	22
19	19
20	6
21	7
22	0
23	2
24	538
25	0
26	454
27	1952
28	1229
29	1208
30	2516
31	1803
32	1181
33	1148
34	998
35	478
36	370
37	279
38	125
39	76
40	26
41	13
42	3
43	3
44	3926
45	0
46	3658
47	21608
48	17083
49	17811
50	48542
51	51306
52	40081
53	51660
54	59023
55	42327

[1, 1, 3, 0, 1, 14, 0, 8, 10, 2, 2, 81, 0, 59, 162, 70, 66, 82, 22, 19, 6, 7, 0, 2, 538, 0, 454, 1952, 1229, 1208, 2516, 1803, 1181, 1148, 998, 478, 370, 279, 125, 76, 26, 13, 3, 3, 3926, 0, 3658, 21608, 17083, 17811, 48542, 51306, 40081, 51660, 59023, 42327]

cp's OEIS Frontend

A368054 Irregular triangle read by rows: T(n,k) is the number of k-crossing partitions on 2n nodes, where all partition terms alternate in parity, counted up to reflection.

Table of values

List of values