A004399 a(n) = Fibonacci(n+2) + prime(n).

4, 6, 10, 15, 24, 34, 51, 74, 112, 173, 264, 414, 651, 1030, 1644, 2637, 4240, 6826, 11013, 17782, 28730, 46447, 75108, 121482, 196515, 317912, 514332, 832147, 1346378, 2178422, 3524705, 5703018, 9227602

Offset

1,1

Links

Table of n, a(n) for n=1..33.

Example

a(5) = seventh Fibonacci number + fifth prime = 13 + 11 = 24

Maple

f := n -> fibonacci(n+2) + ithprime(n);

Mathematica

Table[Fibonacci[n+2]+Prime[n], {n, 40}] (* Harvey P. Dale, May 31 2026 *)

Prog

(PARI) A004399(n) = fibonacci(n+2) + prime(n)

Crossrefs

Sequence in context: A121214 A219047 A116996 * A247558 A373630 A339115

Adjacent sequences: A004396 A004397 A004398 * A004400 A004401 A004402

Keyword

nonn

Author

Frank Hegermann (hegermann(AT)oi.dbv.commerzbank.dbp.de)

Extensions

Edited and definition fixed by Michael B. Porter, Nov 24 2009

Status

approved