A216275 - cp's OEIS frontend

A216275 Fibonacci + Goldbach: a(1)=6, a(2)=8 and for n>=3, a(n)=g(a(n-1)) + g(a(n-2)), where for m>=3, g(2m) is the maximal prime p < 2m such that 2*m - p is prime.

n	a(n)
1	6
2	8
3	8
4	10
5	12
6	14
7	18
8	24
9	32
10	48
11	72
12	110
13	174
14	274
15	438
16	704
17	1134
18	1830
19	2952
20	4762
21	7698
22	12450
23	20128
24	32560
25	52660
26	85168
27	137752
28	222844
29	360564
30	583392
31	943902
32	1527222
33	2471074
34	3998274
35	6469334
36	10467566
37	16936850
38	27404300
39	44341050
40	71745324

[6, 8, 8, 10, 12, 14, 18, 24, 32, 48, 72, 110, 174, 274, 438, 704, 1134, 1830, 2952, 4762, 7698, 12450, 20128, 32560, 52660, 85168, 137752, 222844, 360564, 583392, 943902, 1527222, 2471074, 3998274, 6469334, 10467566, 16936850, 27404300, 44341050, 71745324]

cp's OEIS Frontend

A216275 Fibonacci + Goldbach: a(1)=6, a(2)=8 and for n>=3, a(n)=g(a(n-1)) + g(a(n-2)), where for m>=3, g(2m) is the maximal prime p < 2m such that 2*m - p is prime.

Table of values

List of values

cp's OEIS Frontend

A216275 Fibonacci + Goldbach: a(1)=6, a(2)=8 and for n>=3, a(n)=g(a(n-1)) + g(a(n-2)), where for m>=3, g(2*m) is the maximal prime p < 2*m such that 2*m - p is prime.

Table of values

List of values

A216275 Fibonacci + Goldbach: a(1)=6, a(2)=8 and for n>=3, a(n)=g(a(n-1)) + g(a(n-2)), where for m>=3, g(2m) is the maximal prime p < 2m such that 2*m - p is prime.