A004298 - cp's OEIS frontend

A004298 Expansion of (1+2x+x^2)/(1-66x+x^2).

n	a(n)
0	1
1	68
2	4488
3	296140
4	19540752
5	1289393492
6	85080429720
7	5614018968028
8	370440171460128
9	24443437297400420
10	1612896421456967592
11	106426720378862460652
12	7022550648583465435440
13	463381916086129856278388
14	30576183911035987048938168
15	2017564756212289015373640700

[1, 68, 4488, 296140, 19540752, 1289393492, 85080429720, 5614018968028, 370440171460128, 24443437297400420, 1612896421456967592, 106426720378862460652, 7022550648583465435440, 463381916086129856278388, 30576183911035987048938168, 2017564756212289015373640700]

cp's OEIS Frontend

A004298 Expansion of (1+2x+x^2)/(1-66x+x^2).

Table of values

List of values

cp's OEIS Frontend

A004298 Expansion of (1+2*x+x^2)/(1-66*x+x^2).

Table of values

List of values

A004298 Expansion of (1+2x+x^2)/(1-66x+x^2).