A073415 - cp's OEIS frontend

A073415 Denominator of the n-th convergent to Sum_{k>=0} 1/2^(2^k).

n	a(n)
1	1
2	1
3	5
4	11
5	49
6	207
7	1291
8	5371
9	12033
10	53503
11	333051
12	719605
13	3211471
14	19988431
15	83165195
16	352649211
17	788463617
18	3506503679
19	21827485691
20	47161475061
21	210473385935
22	889055018801
23	5544803498741
24	23068269013765
25	51681341526271

[1, 1, 5, 11, 49, 207, 1291, 5371, 12033, 53503, 333051, 719605, 3211471, 19988431, 83165195, 352649211, 788463617, 3506503679, 21827485691, 47161475061, 210473385935, 889055018801, 5544803498741, 23068269013765, 51681341526271]

cp's OEIS Frontend

A073415 Denominator of the n-th convergent to Sum_{k>=0} 1/2^(2^k).

Table of values

List of values