A023491 - cp's OEIS frontend

A023491 a(n) = b(n) + d(n), where b(n) = (n-th Fibonacci number > 1) and d(n) = (n-th non-Lucas number).

n	a(n)
0	4
1	8
2	11
3	16
4	22
5	31
6	46
7	68
8	103
9	159
10	249
11	394
12	629
13	1007
14	1618
15	2606
16	4204
17	6789
18	10971
19	17737
20	28684
21	46396
22	75055
23	121424
24	196450
25	317844
26	514263
27	832075
28	1346305
29	2178346
30	3524616
31	5702926
32	9227505
33	14930393
34	24157859
35	39088212
36	63246030
37	102334200

[4, 8, 11, 16, 22, 31, 46, 68, 103, 159, 249, 394, 629, 1007, 1618, 2606, 4204, 6789, 10971, 17737, 28684, 46396, 75055, 121424, 196450, 317844, 514263, 832075, 1346305, 2178346, 3524616, 5702926, 9227505, 14930393, 24157859, 39088212, 63246030, 102334200]

cp's OEIS Frontend

A023491 a(n) = b(n) + d(n), where b(n) = (n-th Fibonacci number > 1) and d(n) = (n-th non-Lucas number).

Table of values

List of values