A081410 - cp's OEIS frontend

A081410 a(n) = a(n-1) + a(n-2) + n (mod 3), with a(1)=a(2)=1.

n	a(n)
1	1
2	1
3	2
4	4
5	8
6	12
7	21
8	35
9	56
10	92
11	150
12	242
13	393
14	637
15	1030
16	1668
17	2700
18	4368
19	7069
20	11439
21	18508
22	29948
23	48458
24	78406
25	126865
26	205273
27	332138
28	537412
29	869552
30	1406964
31	2276517
32	3683483
33	5960000
34	9643484
35	15603486
36	25246970
37	40850457

[1, 1, 2, 4, 8, 12, 21, 35, 56, 92, 150, 242, 393, 637, 1030, 1668, 2700, 4368, 7069, 11439, 18508, 29948, 48458, 78406, 126865, 205273, 332138, 537412, 869552, 1406964, 2276517, 3683483, 5960000, 9643484, 15603486, 25246970, 40850457]

cp's OEIS Frontend

A081410 a(n) = a(n-1) + a(n-2) + n (mod 3), with a(1)=a(2)=1.

Table of values

List of values