A339828 - cp's OEIS frontend

A339828 a(n) = 4a(n-1) - 2a(n-2) + a(n-3) - 4*a(n-4) + a(n-5) for n >= 6, where a(1) = 1, a(2) = 3, a(3) = 5, a(4) = 16, a(5) = 53.

n	a(n)
1	1
2	2
3	5
4	16
5	53
6	179
7	610
8	2081
9	7103
10	24250
11	82793
12	282671
13	965098
14	3295049
15	11249999
16	38409898
17	131139593
18	447738575
19	1528675114
20	5219223305
21	17819542991
22	60839725354
23	207719815433
24	709199811023
25	2421359613226
26	8267038830857
27	28225436096975
28	96367666726186

[1, 2, 5, 16, 53, 179, 610, 2081, 7103, 24250, 82793, 282671, 965098, 3295049, 11249999, 38409898, 131139593, 447738575, 1528675114, 5219223305, 17819542991, 60839725354, 207719815433, 709199811023, 2421359613226, 8267038830857, 28225436096975, 96367666726186]

cp's OEIS Frontend

A339828 a(n) = 4a(n-1) - 2a(n-2) + a(n-3) - 4*a(n-4) + a(n-5) for n >= 6, where a(1) = 1, a(2) = 3, a(3) = 5, a(4) = 16, a(5) = 53.

Table of values

List of values

cp's OEIS Frontend

A339828 a(n) = 4*a(n-1) - 2*a(n-2) + a(n-3) - 4*a(n-4) + a(n-5) for n >= 6, where a(1) = 1, a(2) = 3, a(3) = 5, a(4) = 16, a(5) = 53.

Table of values

List of values

A339828 a(n) = 4a(n-1) - 2a(n-2) + a(n-3) - 4*a(n-4) + a(n-5) for n >= 6, where a(1) = 1, a(2) = 3, a(3) = 5, a(4) = 16, a(5) = 53.