A368150 - cp's OEIS frontend

A368150 Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 1 + 3x, p(n,x) = up(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - x^2.

n	a(n)
1	1
2	1
3	3
4	2
5	6
6	8
7	3
8	15
9	25
10	21
11	5
12	30
13	76
14	90
15	55
16	8
17	60
18	188
19	324
20	300
21	144
22	13
23	114
24	439
25	948
26	1251
27	954
28	377
29	21
30	213
31	961
32	2529
33	4207
34	4527
35	2939
36	987
37	34
38	390
39	2026
40	6246
41	12606
42	17154
43	15646
44	8850
45	2584
46	55
47	705
48	4136
49	14640
50	34590
51	56970
52	65840

[1, 1, 3, 2, 6, 8, 3, 15, 25, 21, 5, 30, 76, 90, 55, 8, 60, 188, 324, 300, 144, 13, 114, 439, 948, 1251, 954, 377, 21, 213, 961, 2529, 4207, 4527, 2939, 987, 34, 390, 2026, 6246, 12606, 17154, 15646, 8850, 2584, 55, 705, 4136, 14640, 34590, 56970, 65840]

cp's OEIS Frontend

A368150 Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 1 + 3x, p(n,x) = up(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - x^2.

Table of values

List of values

cp's OEIS Frontend

A368150 Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 1 + 3*x, p(n,x) = u*p(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - x^2.

Table of values

List of values

A368150 Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 1 + 3x, p(n,x) = up(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - x^2.