A088211 - cp's OEIS frontend

A088211 Denominators of convergents of the continued fraction with the n+1 partial quotients: [2;2,2,...(n 2's)...,2,n+1], starting with [1], [2;2], [2;2,3], [2;2,2,4], ...

n	a(n)
0	1
1	2
2	7
3	22
4	65
5	186
6	519
7	1422
8	3841
9	10258
10	27143
11	71270
12	185921
13	482314
14	1245191
15	3201182
16	8199169
17	20931234
18	53276679
19	135246390
20	342508097
21	865501658
22	2182728199
23	5494630702
24	13808551681
25	34648530866
26	86815769095
27	217237177222

[1, 2, 7, 22, 65, 186, 519, 1422, 3841, 10258, 27143, 71270, 185921, 482314, 1245191, 3201182, 8199169, 20931234, 53276679, 135246390, 342508097, 865501658, 2182728199, 5494630702, 13808551681, 34648530866, 86815769095, 217237177222]

cp's OEIS Frontend

A088211 Denominators of convergents of the continued fraction with the n+1 partial quotients: [2;2,2,...(n 2's)...,2,n+1], starting with [1], [2;2], [2;2,3], [2;2,2,4], ...

Table of values

List of values