A227773 - cp's OEIS frontend

A227773 Least splitter of f(n) and f(n+1), where s(1) = 1, s(2) = 1, s(n) = s(n-1) + s(n-2)/(n-2) and f(n) = n/(n - s(n)).

n	a(n)
2	1
3	3
4	3
5	18
6	39
7	71
8	323
9	536
10	1001
11	8544
12	45723
13	208524
14	398959
15	3400196
16	5394991
17	10391023
18	150869313
19	1097649283
20	5467464369
21	10622799089
22	132941053437
23	403978495031
24	403978495031
25	8286870547680
26	76601727404275
27	399178399621704
28	781379079653017

[1, 3, 3, 18, 39, 71, 323, 536, 1001, 8544, 45723, 208524, 398959, 3400196, 5394991, 10391023, 150869313, 1097649283, 5467464369, 10622799089, 132941053437, 403978495031, 403978495031, 8286870547680, 76601727404275, 399178399621704, 781379079653017]

cp's OEIS Frontend

A227773 Least splitter of f(n) and f(n+1), where s(1) = 1, s(2) = 1, s(n) = s(n-1) + s(n-2)/(n-2) and f(n) = n/(n - s(n)).

Table of values

List of values