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A111741 Distance between k*(n-th prime) and next prime, k=9 case. 7
1, 2, 2, 4, 2, 10, 4, 2, 4, 2, 2, 4, 4, 2, 8, 2, 10, 8, 4, 2, 2, 8, 4, 8, 4, 2, 2, 4, 2, 2, 8, 2, 4, 8, 20, 2, 10, 4, 8, 2, 2, 8, 2, 4, 4, 10, 2, 4, 10, 2, 2, 2, 10, 8, 20, 4, 2, 2, 10, 2, 2, 10, 4, 2, 2, 4, 20, 4, 14, 22, 4, 20, 4, 2, 2, 2, 10, 8, 4, 10, 8, 4, 2, 10, 16, 2, 8, 14, 4, 10, 8, 16, 8, 2, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Other cases: k=1 A001223 Differences between consecutive primes, k=2 A059787, k=3 A114245, k=4 A114246, k=5 A114247, k=6 A114248, k=7 A111739, k=8 A111740, k=10 A111742.

LINKS

Table of n, a(n) for n=1..95.

EXAMPLE

a(1)=1 because prime(1)=2 and 9*2+1=19 (prime).

CROSSREFS

Cf. A001223, A059787, A114245, A114246, A114247, A114248, A111739, A111740, A111742.

Sequence in context: A103314 A306019 A194560 * A111793 A349754 A064482

Adjacent sequences:  A111738 A111739 A111740 * A111742 A111743 A111744

KEYWORD

nonn

AUTHOR

Zak Seidov, Nov 18 2005

STATUS

approved

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Last modified December 6 04:52 EST 2021. Contains 349562 sequences. (Running on oeis4.)