A022802 - cp's OEIS frontend

A022802 a(n) = L(n+1) + c(n) where L(k) = k-th Lucas number and c(n) is n-th number that is 1 or not a Lucas number.

n	a(n)
1	4
2	6
3	12
4	17
5	26
6	38
7	57
8	88
9	136
10	213
11	337
12	537
13	860
14	1383
15	2227
16	3592
17	5800
18	9372
19	15151
20	24501
21	39629
22	64106
23	103710
24	167791
25	271474
26	439236
27	710680
28	1149885
29	1860533
30	3010385
31	4870884
32	7881234
33	12752082
34	20633279
35	33385323
36	54018563
37	87403846

[4, 6, 12, 17, 26, 38, 57, 88, 136, 213, 337, 537, 860, 1383, 2227, 3592, 5800, 9372, 15151, 24501, 39629, 64106, 103710, 167791, 271474, 439236, 710680, 1149885, 1860533, 3010385, 4870884, 7881234, 12752082, 20633279, 33385323, 54018563, 87403846]

cp's OEIS Frontend

A022802 a(n) = L(n+1) + c(n) where L(k) = k-th Lucas number and c(n) is n-th number that is 1 or not a Lucas number.

Table of values

List of values