login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Today, Nov 11 2014, is the 4th anniversary of the launch of the new OEIS web site. 70,000 sequences have been added in these four years, all edited by volunteers. Please make a donation (tax deductible in the US) to help keep the OEIS running.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A035334 a(n) = smallest number which is not the sum of exactly 1 or a(n-1) earlier terms. 1

%I

%S 1,2,5,3,14,4,39,6,119,7,352,8,706,9,2104,10,4209,11,8419,12,24552,13,

%T 49106,15,188594,16

%N a(n) = smallest number which is not the sum of exactly 1 or a(n-1) earlier terms.

%e a(5)=14 since all earlier numbers are either in list (1,2,3,5) or the sum of 3 terms from list (4=1+1+2, 6=2+2+2, ..., 12=2+5+5, 13=3+5+5).

%Y Cf. A055456.

%K nonn

%O 1,2

%A _Erich Friedman_

%E More terms from _Henry Bottomley_, May 19 2000; and from Larry Reeves (larryr(AT)acm.org), May 08 2001

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified December 18 13:05 EST 2014. Contains 252157 sequences.