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A097720 Number of primes that differ from n-th prime in decimal representation by exactly one edit-operation: deletion, insertion, or substitution. 2
5, 11, 5, 11, 17, 19, 18, 19, 16, 12, 13, 17, 16, 15, 15, 16, 13, 15, 15, 14, 16, 15, 16, 10, 15, 26, 19, 18, 27, 20, 20, 24, 21, 17, 18, 18, 19, 18, 23, 20, 20, 17, 20, 21, 25, 20, 20, 18, 17, 19, 16, 19, 16, 15, 17, 18, 16, 20, 17, 16, 22, 18, 18, 19, 14, 20, 16, 19, 20, 14 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(n) = #{p prime: LevenshteinDistance(p, A000040(n))=1}.

LINKS

Table of n, a(n) for n=1..70.

Michael Gilleland, Levenshtein Distance [It has been suggested that this algorithm gives incorrect results sometimes. - N. J. A. Sloane]

CROSSREFS

Cf. A080910, A097721, A097722.

Sequence in context: A117069 A145355 A110353 * A077806 A019305 A274266

Adjacent sequences:  A097717 A097718 A097719 * A097721 A097722 A097723

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller, Aug 23 2004

STATUS

approved

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Last modified July 24 03:29 EDT 2021. Contains 346273 sequences. (Running on oeis4.)