A275514 - cp's OEIS frontend

A275514 Triangle read by rows: the coefficient [t^k] of the Ehrhart polynomial of the 2-hypersimplex in dimension n.

n	a(n)
1	1
2	1
3	-1
4	1
5	0
6	0
7	1
8	2
9	1
10	0
11	1
12	5
13	5
14	0
15	0
16	1
17	9
18	15
19	1
20	0
21	0
22	1
23	14
24	35
25	7
26	0
27	0
28	0
29	1
30	20
31	70
32	28
33	1
34	0
35	0
36	0
37	1
38	27
39	126
40	84
41	9
42	0
43	0
44	0
45	0
46	1
47	35
48	210
49	210
50	45
51	1
52	0
53	0
54	0
55	0
56	1
57	44
58	330
59	462
60	165
61	11
62	0
63	0
64	0
65	0
66	0
67	1
68	54
69	495
70	924
71	495
72	66
73	1
74	0
75	0
76	0
77	0
78	0
79	1
80	65
81	715

[1, 1, -1, 1, 0, 0, 1, 2, 1, 0, 1, 5, 5, 0, 0, 1, 9, 15, 1, 0, 0, 1, 14, 35, 7, 0, 0, 0, 1, 20, 70, 28, 1, 0, 0, 0, 1, 27, 126, 84, 9, 0, 0, 0, 0, 1, 35, 210, 210, 45, 1, 0, 0, 0, 0, 1, 44, 330, 462, 165, 11, 0, 0, 0, 0, 0, 1, 54, 495, 924, 495, 66, 1, 0, 0, 0, 0, 0, 1, 65, 715]

cp's OEIS Frontend

A275514 Triangle read by rows: the coefficient [t^k] of the Ehrhart polynomial of the 2-hypersimplex in dimension n.

Table of values

List of values

n	a(n)
1	1
2	1
3	-1
4	1
5	0
6	0
7	1
8	2
9	1
10	0
11	1
12	5
13	5
14	0
15	0
16	1
17	9
18	15
19	1
20	0
21	0
22	1
23	14
24	35
25	7
26	0
27	0
28	0
29	1
30	20
31	70
32	28
33	1
34	0
35	0
36	0
37	1
38	27
39	126
40	84
41	9
42	0
43	0
44	0
45	0
46	1
47	35
48	210
49	210
50	45
51	1
52	0
53	0
54	0
55	0
56	1
57	44
58	330
59	462
60	165
61	11
62	0
63	0
64	0
65	0
66	0
67	1
68	54
69	495
70	924
71	495
72	66
73	1
74	0
75	0
76	0
77	0
78	0
79	1
80	65
81	715

n	a(n)
1	1
2	1
3	-1
4	1
5	0
6	0
7	1
8	2
9	1
10	0
11	1
12	5
13	5
14	0
15	0
16	1
17	9
18	15
19	1
20	0
21	0
22	1
23	14
24	35
25	7
26	0
27	0
28	0
29	1
30	20
31	70
32	28
33	1
34	0
35	0
36	0
37	1
38	27
39	126
40	84
41	9
42	0
43	0
44	0
45	0
46	1
47	35
48	210
49	210
50	45
51	1
52	0
53	0
54	0
55	0
56	1
57	44
58	330
59	462
60	165
61	11
62	0
63	0
64	0
65	0
66	0
67	1
68	54
69	495
70	924
71	495
72	66
73	1
74	0
75	0
76	0
77	0
78	0
79	1
80	65
81	715

n	a(n)
1	1
2	1
3	-1
4	1
5	0
6	0
7	1
8	2
9	1
10	0
11	1
12	5
13	5
14	0
15	0
16	1
17	9
18	15
19	1
20	0
21	0
22	1
23	14
24	35
25	7
26	0
27	0
28	0
29	1
30	20
31	70
32	28
33	1
34	0
35	0
36	0
37	1
38	27
39	126
40	84
41	9
42	0
43	0
44	0
45	0
46	1
47	35
48	210
49	210
50	45
51	1
52	0
53	0
54	0
55	0
56	1
57	44
58	330
59	462
60	165
61	11
62	0
63	0
64	0
65	0
66	0
67	1
68	54
69	495
70	924
71	495
72	66
73	1
74	0
75	0
76	0
77	0
78	0
79	1
80	65
81	715