A135345 - cp's OEIS frontend

A135345 a(n) = 3a(n-1) + 4a(n-2) - a(n-3) + 3a(n-4) + 4a(n-5).

n	a(n)
0	1
1	4
2	13
3	51
4	204
5	819
6	3277
7	13108
8	52429
9	209715
10	838860
11	3355443
12	13421773
13	53687092
14	214748365
15	858993459
16	3435973836
17	13743895347
18	54975581389
19	219902325556
20	879609302221
21	3518437208883
22	14073748835532
23	56294995342131
24	225179981368525
25	900719925474100
26	3602879701896397
27	14411518807585587

[1, 4, 13, 51, 204, 819, 3277, 13108, 52429, 209715, 838860, 3355443, 13421773, 53687092, 214748365, 858993459, 3435973836, 13743895347, 54975581389, 219902325556, 879609302221, 3518437208883, 14073748835532, 56294995342131, 225179981368525, 900719925474100, 3602879701896397, 14411518807585587]

cp's OEIS Frontend

A135345 a(n) = 3a(n-1) + 4a(n-2) - a(n-3) + 3a(n-4) + 4a(n-5).

Table of values

List of values

cp's OEIS Frontend

A135345 a(n) = 3*a(n-1) + 4*a(n-2) - a(n-3) + 3*a(n-4) + 4*a(n-5).

Table of values

List of values

A135345 a(n) = 3a(n-1) + 4a(n-2) - a(n-3) + 3a(n-4) + 4a(n-5).