A210677 - cp's OEIS frontend

A210677 a(n) = a(n-1) + a(n-2) + n + 1, a(0) = a(1) = 1.

n	a(n)
0	1
1	1
2	5
3	10
4	20
5	36
6	63
7	107
8	179
9	296
10	486
11	794
12	1293
13	2101
14	3409
15	5526
16	8952
17	14496
18	23467
19	37983
20	61471
21	99476
22	160970
23	260470
24	421465
25	681961
26	1103453
27	1785442
28	2888924
29	4674396
30	7563351
31	12237779
32	19801163
33	32038976
34	51840174
35	83879186
36	135719397
37	219598621
38	355318057

[1, 1, 5, 10, 20, 36, 63, 107, 179, 296, 486, 794, 1293, 2101, 3409, 5526, 8952, 14496, 23467, 37983, 61471, 99476, 160970, 260470, 421465, 681961, 1103453, 1785442, 2888924, 4674396, 7563351, 12237779, 19801163, 32038976, 51840174, 83879186, 135719397, 219598621, 355318057]

cp's OEIS Frontend

A210677 a(n) = a(n-1) + a(n-2) + n + 1, a(0) = a(1) = 1.

Table of values

List of values