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A060469 Smallest positive a(n) such that number of solutions to a(n)=a(j)+a(k) j<k<n is one or less. +0
5
1, 2, 3, 4, 6, 8, 11, 13, 16, 18, 23, 25, 28, 30, 35, 37, 40, 42, 47, 49, 52, 54, 59, 61, 64, 66, 71, 73, 76, 78, 83, 85, 88, 90, 95, 97, 100, 102, 107, 109, 112, 114, 119, 121, 124, 126, 131, 133, 136, 138, 143, 145, 148, 150, 155, 157, 160, 162, 167, 169, 172, 174 (list; graph; listen)
OFFSET

1,2

COMMENT

Numbers {1,4,6,11} mod 12 plus {2,3 8}.

EXAMPLE

11 is in the sequence since it is 3+8 but no other sum of two distinct terms.

CROSSREFS

Cf. A002858, A033627, A060469, A060470, A060471, A060472. Virtually identical to A003662.

Sequence in context: A023024 A018362 A033056 this_sequence A080329 A002858 A105799

Adjacent sequences: A060466 A060467 A060468 this_sequence A060470 A060471 A060472

KEYWORD

nonn

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), Mar 15 2001

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Last modified September 5 17:15 EDT 2008. Contains 143476 sequences.


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