A179992 - cp's OEIS frontend

A179992 a(n) = a(n-1) + a(n-2) + n^2 for n >= 3, a(1)=2, and a(2)=5.

n	a(n)
1	2
2	5
3	16
4	37
5	78
6	151
7	278
8	493
9	852
10	1445
11	2418
12	4007
13	6594
14	10797
15	17616
16	28669
17	46574
18	75567
19	122502
20	198469
21	321412
22	520365
23	842306
24	1363247
25	2206178
26	3570101
27	5777008
28	9347893
29	15125742
30	24474535
31	39601238
32	64076797
33	103679124

[2, 5, 16, 37, 78, 151, 278, 493, 852, 1445, 2418, 4007, 6594, 10797, 17616, 28669, 46574, 75567, 122502, 198469, 321412, 520365, 842306, 1363247, 2206178, 3570101, 5777008, 9347893, 15125742, 24474535, 39601238, 64076797, 103679124]

cp's OEIS Frontend

A179992 a(n) = a(n-1) + a(n-2) + n^2 for n >= 3, a(1)=2, and a(2)=5.

Table of values

List of values