A382365 - cp's OEIS frontend

A382365 Expansion of 1/( 1 - 4 * Sum_{k>=0} x^(2^k) / (1 - x^(2^k)) )^(1/2).

n	a(n)
0	1
1	2
2	10
3	46
4	232
5	1174
6	6078
7	31786
8	167836
9	892258
10	4770466
11	25622286
12	138146540
13	747253022
14	4053224974
15	22038282338
16	120079277626
17	655486778654
18	3584062901182
19	19625809294386
20	107610733877720
21	590751275348362
22	3246588926918074
23	17860031073624694

[1, 2, 10, 46, 232, 1174, 6078, 31786, 167836, 892258, 4770466, 25622286, 138146540, 747253022, 4053224974, 22038282338, 120079277626, 655486778654, 3584062901182, 19625809294386, 107610733877720, 590751275348362, 3246588926918074, 17860031073624694]

cp's OEIS Frontend

A382365 Expansion of 1/( 1 - 4 * Sum_{k>=0} x^(2^k) / (1 - x^(2^k)) )^(1/2).

Table of values

List of values