|
Search: id:A114302
|
|
|
| A114302 |
|
Numbers n such that n and Fibonacci(n) have the same number of prime factors. |
|
+0
1
|
|
| 1, 2, 3, 5, 7, 9, 10, 11, 13, 14, 17, 22, 23, 26, 29, 34, 43, 47, 64, 83, 94, 121, 131, 137, 359
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
EXAMPLE
|
a(6)=9 because 9 and 9th fibonacci number(i.e. 34) have the same number of prime factors i.e. 2
|
|
MAPLE
|
with(numtheory): with(combinat): a:=proc(n) if bigomega(n)=bigomega(fibonacci(n)) then n else fi end: seq(a(n), n=1..150); - Emeric Deutsch (deutsch(AT)duke.poly.edu), Feb 15 2006
|
|
CROSSREFS
|
Sequence in context: A089743 A080587 A063464 this_sequence A047489 A035061 A096738
Adjacent sequences: A114299 A114300 A114301 this_sequence A114303 A114304 A114305
|
|
KEYWORD
|
more,nonn
|
|
AUTHOR
|
Shyam Sunder Gupta (guptass(AT)rediffmail.com), Feb 05 2006
|
|
EXTENSIONS
|
359 from Harvey P. Dale (hpd1(AT)nyu.edu), May 01 2008
|
|
|
Search completed in 0.002 seconds
|
