A174429 - cp's OEIS frontend

A174429 Collatz-Fibonacci numbers: a(1) = a(2) = 1; if n > 2, a(n) = a(C(n)) + a(C(C(n))), where C(n) = A006370(n).

n	a(n)
1	1
2	1
3	21
4	2
5	8
6	34
7	1597
8	3
9	6765
10	13
11	610
12	55
13	55
14	2584
15	2584
16	5
17	233
18	10946
19	10946
20	21
21	21
22	987
23	987
24	89
25	46368
26	89
27	114059301025943970552219
28	4181
29	4181
30	4181
31	10284720757613717413913
32	8
33	196418
34	377
35	377
36	17711
37	17711
38	17711
39	9227465
40	34

[1, 1, 21, 2, 8, 34, 1597, 3, 6765, 13, 610, 55, 55, 2584, 2584, 5, 233, 10946, 10946, 21, 21, 987, 987, 89, 46368, 89, 114059301025943970552219, 4181, 4181, 4181, 10284720757613717413913, 8, 196418, 377, 377, 17711, 17711, 17711, 9227465, 34]

cp's OEIS Frontend

A174429 Collatz-Fibonacci numbers: a(1) = a(2) = 1; if n > 2, a(n) = a(C(n)) + a(C(C(n))), where C(n) = A006370(n).

Table of values

List of values