A100257 - cp's OEIS frontend

A100257 Triangle of expansions of 2^(k-1)*x^k in terms of T(n,x), in descending degrees n of T, with T the Chebyshev polynomials.

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	3
9	0
10	1
11	0
12	4
13	0
14	3
15	1
16	0
17	5
18	0
19	10
20	0
21	1
22	0
23	6
24	0
25	15
26	0
27	10
28	1
29	0
30	7
31	0
32	21
33	0
34	35
35	0
36	1
37	0
38	8
39	0
40	28
41	0
42	56
43	0
44	35
45	1
46	0
47	9
48	0
49	36
50	0
51	84
52	0
53	126
54	0
55	1
56	0
57	10
58	0
59	45
60	0
61	120
62	0
63	210
64	0
65	126
66	1
67	0
68	11
69	0
70	55
71	0
72	165
73	0
74	330
75	0
76	462
77	0
78	1
79	0
80	12
81	0
82	66
83	0
84	220
85	0

[1, 1, 0, 1, 0, 1, 1, 0, 3, 0, 1, 0, 4, 0, 3, 1, 0, 5, 0, 10, 0, 1, 0, 6, 0, 15, 0, 10, 1, 0, 7, 0, 21, 0, 35, 0, 1, 0, 8, 0, 28, 0, 56, 0, 35, 1, 0, 9, 0, 36, 0, 84, 0, 126, 0, 1, 0, 10, 0, 45, 0, 120, 0, 210, 0, 126, 1, 0, 11, 0, 55, 0, 165, 0, 330, 0, 462, 0, 1, 0, 12, 0, 66, 0, 220, 0]

cp's OEIS Frontend

A100257 Triangle of expansions of 2^(k-1)*x^k in terms of T(n,x), in descending degrees n of T, with T the Chebyshev polynomials.

Table of values

List of values

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	3
9	0
10	1
11	0
12	4
13	0
14	3
15	1
16	0
17	5
18	0
19	10
20	0
21	1
22	0
23	6
24	0
25	15
26	0
27	10
28	1
29	0
30	7
31	0
32	21
33	0
34	35
35	0
36	1
37	0
38	8
39	0
40	28
41	0
42	56
43	0
44	35
45	1
46	0
47	9
48	0
49	36
50	0
51	84
52	0
53	126
54	0
55	1
56	0
57	10
58	0
59	45
60	0
61	120
62	0
63	210
64	0
65	126
66	1
67	0
68	11
69	0
70	55
71	0
72	165
73	0
74	330
75	0
76	462
77	0
78	1
79	0
80	12
81	0
82	66
83	0
84	220
85	0

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	3
9	0
10	1
11	0
12	4
13	0
14	3
15	1
16	0
17	5
18	0
19	10
20	0
21	1
22	0
23	6
24	0
25	15
26	0
27	10
28	1
29	0
30	7
31	0
32	21
33	0
34	35
35	0
36	1
37	0
38	8
39	0
40	28
41	0
42	56
43	0
44	35
45	1
46	0
47	9
48	0
49	36
50	0
51	84
52	0
53	126
54	0
55	1
56	0
57	10
58	0
59	45
60	0
61	120
62	0
63	210
64	0
65	126
66	1
67	0
68	11
69	0
70	55
71	0
72	165
73	0
74	330
75	0
76	462
77	0
78	1
79	0
80	12
81	0
82	66
83	0
84	220
85	0

n	a(n)
0	1
1	1
2	0
3	1
4	0
5	1
6	1
7	0
8	3
9	0
10	1
11	0
12	4
13	0
14	3
15	1
16	0
17	5
18	0
19	10
20	0
21	1
22	0
23	6
24	0
25	15
26	0
27	10
28	1
29	0
30	7
31	0
32	21
33	0
34	35
35	0
36	1
37	0
38	8
39	0
40	28
41	0
42	56
43	0
44	35
45	1
46	0
47	9
48	0
49	36
50	0
51	84
52	0
53	126
54	0
55	1
56	0
57	10
58	0
59	45
60	0
61	120
62	0
63	210
64	0
65	126
66	1
67	0
68	11
69	0
70	55
71	0
72	165
73	0
74	330
75	0
76	462
77	0
78	1
79	0
80	12
81	0
82	66
83	0
84	220
85	0