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A094668 a(n+1) = smallest prime p>a(n) such that p-a(k) is not a prime power for all k<=n; a(1)=2. 0
2, 17, 23, 37, 47, 59, 71, 89, 107, 113, 131, 137, 149, 167, 173, 179, 191, 197, 227, 233, 239, 251, 257, 263, 269, 281, 311, 317, 331, 337, 359, 373, 383, 419, 431, 443, 449, 461, 467, 479, 491, 503, 509, 521, 557, 563, 569, 599, 613, 641, 647, 653, 659 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..53.

CROSSREFS

Cf. A000040, A000961.

Sequence in context: A049550 A049574 A018643 * A019421 A105901 A154963

Adjacent sequences:  A094665 A094666 A094667 * A094669 A094670 A094671

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Jun 07 2004

STATUS

approved

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Last modified October 15 05:56 EDT 2018. Contains 316202 sequences. (Running on oeis4.)