A350391 - cp's OEIS frontend

A350391 The largest denominator that can be made from n repeated applications of the maps f(x) = x + 1 or g(x) = -1/x, starting from 0.

n	a(n)
0	1
1	1
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	11
10	15
11	19
12	24
13	30
14	41
15	56
16	72
17	91
18	115
19	153
20	209
21	269
22	345
23	436
24	571
25	780
26	1005
27	1292
28	1653
29	2131
30	2911
31	3751
32	4827
33	6191
34	7953
35	10864
36	14000
37	18034
38	23184
39	29681
40	40545
41	52249
42	67320
43	86617
44	111097
45	151316
46	194997

[1, 1, 1, 2, 3, 4, 5, 6, 8, 11, 15, 19, 24, 30, 41, 56, 72, 91, 115, 153, 209, 269, 345, 436, 571, 780, 1005, 1292, 1653, 2131, 2911, 3751, 4827, 6191, 7953, 10864, 14000, 18034, 23184, 29681, 40545, 52249, 67320, 86617, 111097, 151316, 194997]

cp's OEIS Frontend

A350391 The largest denominator that can be made from n repeated applications of the maps f(x) = x + 1 or g(x) = -1/x, starting from 0.

Table of values

List of values