1,1

These primes are the smallest ones which introduce consecutive prime-segments of length n,providing "maximum-diversity-matrices". See A098213.

a[n]=Prime[A098213(n)]. Explanations see at A098213.

n=7: prime-list={2551,2557,2579,2591,2593,2609,2617},

consecutive-differences={6,22,12,2,16,8};

7x7-matrix=[{Abs[p(i)-p(j)]],

C[7,2]=21 distinct-positive-matrix-entries:

{2,6,8,12,14,16,18,22,24,26,28,30,34,36,38,40,42,52,58,60,66}.

Cf. A098213, A079007.

Sequence in context: A161748 A079007 A087238 this_sequence A140283 A067097 A098915

Adjacent sequences: A099637 A099638 A099639 this_sequence A099641 A099642 A099643

nonn

Labos E. (labos(AT)ana.sote.hu), Oct 29 2004