A328408 - cp's OEIS frontend

A328408 G.f. A(x) satisfies: A(x) = A(x^2) + x * (1 + 4*x + x^2) / (1 - x)^4.

n	a(n)
1	1
2	9
3	27
4	73
5	125
6	243
7	343
8	585
9	729
10	1125
11	1331
12	1971
13	2197
14	3087
15	3375
16	4681
17	4913
18	6561
19	6859
20	9125
21	9261
22	11979
23	12167
24	15795
25	15625
26	19773
27	19683
28	25039
29	24389
30	30375
31	29791
32	37449
33	35937
34	44217
35	42875
36	53217
37	50653
38	61731
39	59319
40	73125
41	68921
42	83349
43	79507
44	97163
45	91125

[1, 9, 27, 73, 125, 243, 343, 585, 729, 1125, 1331, 1971, 2197, 3087, 3375, 4681, 4913, 6561, 6859, 9125, 9261, 11979, 12167, 15795, 15625, 19773, 19683, 25039, 24389, 30375, 29791, 37449, 35937, 44217, 42875, 53217, 50653, 61731, 59319, 73125, 68921, 83349, 79507, 97163, 91125]

cp's OEIS Frontend

A328408 G.f. A(x) satisfies: A(x) = A(x^2) + x * (1 + 4*x + x^2) / (1 - x)^4.

Table of values

List of values