A114007 - OEIS

A114007

Distinct primes in increasing order interleaved with primes of the form concatenation two or more previous terms say all a(i), a(j) i<j, then all a(i), a(j), a(k) i < j < k etc. Once all the concatenations have exhausted then the least prime that has not occurred earlier.

2, 3, 23, 5, 7, 37, 2357, 11, 211, 311, 2311

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OFFSET

0,1

COMMENTS

A rearrangement of the primes.

LINKS

Table of n, a(n) for n=0..10.

EXAMPLE

23 follows 3. Then the next term is 5 then no concatenation primes occur hence is followed by 7, etc. Each prime occurs only once.

CROSSREFS

Sequence in context: A191648 A130846 A114101 * A282795 A071819 A329916

Adjacent sequences: A114004 A114005 A114006 * A114008 A114009 A114010

KEYWORD

base,more,nonn

AUTHOR

Amarnath Murthy, Nov 12 2005

STATUS

approved