A074082 - cp's OEIS frontend

A074082 Coefficient of q^2 in nu(n), where nu(0)=1, nu(1)=b and, for n>=2, nu(n)=bnu(n-1)+lambda(1+q+q^2+...+q^(n-2))*nu(n-2) with (b,lambda)=(1,1).

n	a(n)
0	0
1	0
2	0
3	0
4	2
5	6
6	16
7	37
8	81
9	169
10	342
11	675
12	1307
13	2491
14	4686
15	8718
16	16066
17	29364
18	53282
19	96065
20	172215
21	307151
22	545286
23	963993
24	1697701
25	2979383
26	5211852
27	9090060
28	15810530
29	27429426
30	47473828
31	81983773
32	141286221
33	243011173

[0, 0, 0, 0, 2, 6, 16, 37, 81, 169, 342, 675, 1307, 2491, 4686, 8718, 16066, 29364, 53282, 96065, 172215, 307151, 545286, 963993, 1697701, 2979383, 5211852, 9090060, 15810530, 27429426, 47473828, 81983773, 141286221, 243011173]

cp's OEIS Frontend

A074082 Coefficient of q^2 in nu(n), where nu(0)=1, nu(1)=b and, for n>=2, nu(n)=bnu(n-1)+lambda(1+q+q^2+...+q^(n-2))*nu(n-2) with (b,lambda)=(1,1).

Table of values

List of values

cp's OEIS Frontend

A074082 Coefficient of q^2 in nu(n), where nu(0)=1, nu(1)=b and, for n>=2, nu(n)=b*nu(n-1)+lambda*(1+q+q^2+...+q^(n-2))*nu(n-2) with (b,lambda)=(1,1).

Table of values

List of values

A074082 Coefficient of q^2 in nu(n), where nu(0)=1, nu(1)=b and, for n>=2, nu(n)=bnu(n-1)+lambda(1+q+q^2+...+q^(n-2))*nu(n-2) with (b,lambda)=(1,1).