A074046 - cp's OEIS frontend

A074046 a(n)=a(n-1)a(n-2)a(n-3)*(1/a(n-1)+1/a(n-2)+1/a(n-3)) starting with a(1)=a(2)=1 and a(3)=2.

n	a(n)
1	1
2	1
3	2
4	5
5	17
6	129
7	2923
8	428951
9	1309535519
10	565555596556379
11	740857737860237412264699
12	418997210078479016314891376985981834403
13	310417325465458849274468827944195726858840449351291150876911355

[1, 1, 2, 5, 17, 129, 2923, 428951, 1309535519, 565555596556379, 740857737860237412264699, 418997210078479016314891376985981834403, 310417325465458849274468827944195726858840449351291150876911355]

cp's OEIS Frontend

A074046 a(n)=a(n-1)a(n-2)a(n-3)*(1/a(n-1)+1/a(n-2)+1/a(n-3)) starting with a(1)=a(2)=1 and a(3)=2.

Table of values

List of values

cp's OEIS Frontend

A074046 a(n)=a(n-1)*a(n-2)*a(n-3)*(1/a(n-1)+1/a(n-2)+1/a(n-3)) starting with a(1)=a(2)=1 and a(3)=2.

Table of values

List of values

A074046 a(n)=a(n-1)a(n-2)a(n-3)*(1/a(n-1)+1/a(n-2)+1/a(n-3)) starting with a(1)=a(2)=1 and a(3)=2.