A373219 - cp's OEIS frontend

A373219 Expansion of Product_{i>=1, j>=0} (1 + x^(i * 5^j)).

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	4
6	5
7	6
8	8
9	10
10	14
11	17
12	21
13	26
14	32
15	42
16	50
17	60
18	74
19	88
20	109
21	130
22	154
23	184
24	218
25	263
26	309
27	363
28	428
29	500
30	593
31	690
32	802
33	936
34	1084
35	1266
36	1463
37	1687
38	1948
39	2242
40	2590
41	2970
42	3403
43	3900
44	4456
45	5107
46	5820
47	6626
48	7546
49	8572
50	9755
51	11059
52	12523
53	14180
54	16028
55	18133
56	20455
57	23056
58	25978

[1, 1, 1, 2, 2, 4, 5, 6, 8, 10, 14, 17, 21, 26, 32, 42, 50, 60, 74, 88, 109, 130, 154, 184, 218, 263, 309, 363, 428, 500, 593, 690, 802, 936, 1084, 1266, 1463, 1687, 1948, 2242, 2590, 2970, 3403, 3900, 4456, 5107, 5820, 6626, 7546, 8572, 9755, 11059, 12523, 14180, 16028, 18133, 20455, 23056, 25978]

cp's OEIS Frontend

A373219 Expansion of Product_{i>=1, j>=0} (1 + x^(i * 5^j)).

Table of values

List of values