A022021 - cp's OEIS frontend

A022021 Define the sequence S(a(0),a(1)) by a(n+2) is the least integer such that a(n+2)/a(n+1) > a(n+1)/a(n) for n >= 0. This is S(5,20).

n	a(n)
0	5
1	20
2	81
3	329
4	1337
5	5434
6	22086
7	89767
8	364852
9	1482917
10	6027219
11	24497237
12	99567416
13	404685244
14	1644816681
15	6685249720
16	27171759829
17	110437838993
18	448867366641
19	1824392026070
20	7415121953942
21	30138277741915
22	122495056843392
23	497873139253657
24	2023572780632275

[5, 20, 81, 329, 1337, 5434, 22086, 89767, 364852, 1482917, 6027219, 24497237, 99567416, 404685244, 1644816681, 6685249720, 27171759829, 110437838993, 448867366641, 1824392026070, 7415121953942, 30138277741915, 122495056843392, 497873139253657, 2023572780632275]

cp's OEIS Frontend

A022021 Define the sequence S(a(0),a(1)) by a(n+2) is the least integer such that a(n+2)/a(n+1) > a(n+1)/a(n) for n >= 0. This is S(5,20).

Table of values

List of values