A327727 - cp's OEIS frontend

A327727 Expansion of Product_{i>=1, j>=0} (1 + x^(i2^j)) / (1 - x^(i2^j)).

n	a(n)
0	1
1	2
2	6
3	12
4	28
5	52
6	104
7	184
8	340
9	578
10	1004
11	1652
12	2752
13	4404
14	7088
15	11080
16	17362
17	26592
18	40730
19	61284
20	92096
21	136408
22	201608
23	294456
24	428952
25	618658
26	889684
27	1268624
28	1803520
29	2545164
30	3580784
31	5005584
32	6976046
33	9667164
34	13356364
35	18360368
36	25165732

[1, 2, 6, 12, 28, 52, 104, 184, 340, 578, 1004, 1652, 2752, 4404, 7088, 11080, 17362, 26592, 40730, 61284, 92096, 136408, 201608, 294456, 428952, 618658, 889684, 1268624, 1803520, 2545164, 3580784, 5005584, 6976046, 9667164, 13356364, 18360368, 25165732]

cp's OEIS Frontend

A327727 Expansion of Product_{i>=1, j>=0} (1 + x^(i2^j)) / (1 - x^(i2^j)).

Table of values

List of values

cp's OEIS Frontend

A327727 Expansion of Product_{i>=1, j>=0} (1 + x^(i*2^j)) / (1 - x^(i*2^j)).

Table of values

List of values

A327727 Expansion of Product_{i>=1, j>=0} (1 + x^(i2^j)) / (1 - x^(i2^j)).