A334764 - cp's OEIS frontend

A334764 a(n) = Product_{k=1..n} d(2*k - 1), where d() is the number of divisors function A000005.

n	a(n)
1	1
2	2
3	4
4	8
5	24
6	48
7	96
8	384
9	768
10	1536
11	6144
12	12288
13	36864
14	147456
15	294912
16	589824
17	2359296
18	9437184
19	18874368
20	75497472
21	150994944
22	301989888
23	1811939328
24	3623878656
25	10871635968
26	43486543872
27	86973087744
28	347892350976
29	1391569403904
30	2783138807808
31	5566277615616
32	33397665693696
33	133590662774784

[1, 2, 4, 8, 24, 48, 96, 384, 768, 1536, 6144, 12288, 36864, 147456, 294912, 589824, 2359296, 9437184, 18874368, 75497472, 150994944, 301989888, 1811939328, 3623878656, 10871635968, 43486543872, 86973087744, 347892350976, 1391569403904, 2783138807808, 5566277615616, 33397665693696, 133590662774784]

cp's OEIS Frontend

A334764 a(n) = Product_{k=1..n} d(2*k - 1), where d() is the number of divisors function A000005.

Table of values

List of values