A034807 - cp's OEIS frontend

A034807 Triangle T(n,k) of coefficients of Lucas (or Cardan) polynomials.

n	a(n)
0	2
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	2
9	1
10	5
11	5
12	1
13	6
14	9
15	2
16	1
17	7
18	14
19	7
20	1
21	8
22	20
23	16
24	2
25	1
26	9
27	27
28	30
29	9
30	1
31	10
32	35
33	50
34	25
35	2
36	1
37	11
38	44
39	77
40	55
41	11
42	1
43	12
44	54
45	112
46	105
47	36
48	2
49	1
50	13
51	65
52	156
53	182
54	91
55	13
56	1
57	14
58	77
59	210
60	294
61	196
62	49
63	2
64	1
65	15
66	90
67	275
68	450
69	378
70	140
71	15
72	1
73	16
74	104

[2, 1, 1, 2, 1, 3, 1, 4, 2, 1, 5, 5, 1, 6, 9, 2, 1, 7, 14, 7, 1, 8, 20, 16, 2, 1, 9, 27, 30, 9, 1, 10, 35, 50, 25, 2, 1, 11, 44, 77, 55, 11, 1, 12, 54, 112, 105, 36, 2, 1, 13, 65, 156, 182, 91, 13, 1, 14, 77, 210, 294, 196, 49, 2, 1, 15, 90, 275, 450, 378, 140, 15, 1, 16, 104]

cp's OEIS Frontend

A034807 Triangle T(n,k) of coefficients of Lucas (or Cardan) polynomials.

Table of values

List of values

n	a(n)
0	2
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	2
9	1
10	5
11	5
12	1
13	6
14	9
15	2
16	1
17	7
18	14
19	7
20	1
21	8
22	20
23	16
24	2
25	1
26	9
27	27
28	30
29	9
30	1
31	10
32	35
33	50
34	25
35	2
36	1
37	11
38	44
39	77
40	55
41	11
42	1
43	12
44	54
45	112
46	105
47	36
48	2
49	1
50	13
51	65
52	156
53	182
54	91
55	13
56	1
57	14
58	77
59	210
60	294
61	196
62	49
63	2
64	1
65	15
66	90
67	275
68	450
69	378
70	140
71	15
72	1
73	16
74	104

n	a(n)
0	2
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	2
9	1
10	5
11	5
12	1
13	6
14	9
15	2
16	1
17	7
18	14
19	7
20	1
21	8
22	20
23	16
24	2
25	1
26	9
27	27
28	30
29	9
30	1
31	10
32	35
33	50
34	25
35	2
36	1
37	11
38	44
39	77
40	55
41	11
42	1
43	12
44	54
45	112
46	105
47	36
48	2
49	1
50	13
51	65
52	156
53	182
54	91
55	13
56	1
57	14
58	77
59	210
60	294
61	196
62	49
63	2
64	1
65	15
66	90
67	275
68	450
69	378
70	140
71	15
72	1
73	16
74	104

n	a(n)
0	2
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	2
9	1
10	5
11	5
12	1
13	6
14	9
15	2
16	1
17	7
18	14
19	7
20	1
21	8
22	20
23	16
24	2
25	1
26	9
27	27
28	30
29	9
30	1
31	10
32	35
33	50
34	25
35	2
36	1
37	11
38	44
39	77
40	55
41	11
42	1
43	12
44	54
45	112
46	105
47	36
48	2
49	1
50	13
51	65
52	156
53	182
54	91
55	13
56	1
57	14
58	77
59	210
60	294
61	196
62	49
63	2
64	1
65	15
66	90
67	275
68	450
69	378
70	140
71	15
72	1
73	16
74	104