A357927 - cp's OEIS frontend

A357927 Number of subsets of [n] in which exactly half of the elements are Fibonacci numbers.

n	a(n)
0	1
1	1
2	1
3	1
4	4
5	5
6	15
7	35
8	56
9	126
10	252
11	462
12	792
13	1716
14	3003
15	5005
16	8008
17	12376
18	18564
19	27132
20	38760
21	116280
22	170544
23	245157
24	346104
25	480700
26	657800
27	888030
28	1184040
29	1560780
30	2035800
31	2629575
32	3365856
33	4272048
34	18156204
35	23535820
36	30260340
37	38608020
38	48903492

[1, 1, 1, 1, 4, 5, 15, 35, 56, 126, 252, 462, 792, 1716, 3003, 5005, 8008, 12376, 18564, 27132, 38760, 116280, 170544, 245157, 346104, 480700, 657800, 888030, 1184040, 1560780, 2035800, 2629575, 3365856, 4272048, 18156204, 23535820, 30260340, 38608020, 48903492]

cp's OEIS Frontend

A357927 Number of subsets of [n] in which exactly half of the elements are Fibonacci numbers.

Table of values

List of values