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Search: id:A069636
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A069636 a(1) = 9; a(2n) = smallest prime starting (most significant digits) with a(2n-1). a(2n+1) = smallest prime ending (least significant digits)in a(2n). +0
9
9, 97, 197, 1973, 31973, 319733, 3319733, 331973303, 5331973303, 533197330313, 9533197330313, 953319733031321, 3953319733031321, 395331973303132171, 12395331973303132171, 1239533197330313217121, 391239533197330313217121 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Cf. A069614 to A069621, A069628 to A069636.

Sequence in context: A024116 A070896 A081131 this_sequence A069621 A083077 A123821

Adjacent sequences: A069633 A069634 A069635 this_sequence A069637 A069638 A069639

KEYWORD

nonn,base

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 27 2002

EXTENSIONS

Edited and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Apr 03 2002

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Last modified September 8 13:07 EDT 2008. Contains 143486 sequences.


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