A072878 - cp's OEIS frontend

A072878 a(n) = 4a(n-1)a(n-2)*a(n-3) - a(n-4) with a(1) = a(2) = a(3) = a(4) = 1.

n	a(n)
1	1
2	1
3	1
4	1
5	3
6	11
7	131
8	17291
9	99665321
10	903016046275353
11	6224717403288400029624460201
12	2240882930472585840954332388399544581477407095086361
13	50384188378657848181032338163962292285660644698840136656562636145266593550842871302412156442811

[1, 1, 1, 1, 3, 11, 131, 17291, 99665321, 903016046275353, 6224717403288400029624460201, 2240882930472585840954332388399544581477407095086361, 50384188378657848181032338163962292285660644698840136656562636145266593550842871302412156442811]

cp's OEIS Frontend

A072878 a(n) = 4a(n-1)a(n-2)*a(n-3) - a(n-4) with a(1) = a(2) = a(3) = a(4) = 1.

Table of values

List of values

cp's OEIS Frontend

A072878 a(n) = 4*a(n-1)*a(n-2)*a(n-3) - a(n-4) with a(1) = a(2) = a(3) = a(4) = 1.

Table of values

List of values

A072878 a(n) = 4a(n-1)a(n-2)*a(n-3) - a(n-4) with a(1) = a(2) = a(3) = a(4) = 1.