A018903 - cp's OEIS frontend

A018903 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(1,5).

n	a(n)
0	1
1	5
2	26
3	136
4	712
5	3728
6	19520
7	102208
8	535168
9	2802176
10	14672384
11	76825600
12	402264064
13	2106281984
14	11028635648
15	57746685952
16	302365573120
17	1583206694912
18	8289777876992
19	43405840482304
20	227275931385856
21	1190032226385920
22	6231089632772096
23	32626408891088896

[1, 5, 26, 136, 712, 3728, 19520, 102208, 535168, 2802176, 14672384, 76825600, 402264064, 2106281984, 11028635648, 57746685952, 302365573120, 1583206694912, 8289777876992, 43405840482304, 227275931385856, 1190032226385920, 6231089632772096, 32626408891088896]

cp's OEIS Frontend

A018903 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(1,5).

Table of values

List of values