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A103342 Sequence of k values arising in A093490. 1
2, 1, 2, 3, 2, 2, 6, 2, 4, 7, 10, 28, 192, 53, 26, 6, 32, 1, 40, 69, 18, 81, 20, 3, 202, 60, 160, 51, 150, 67, 252, 8, 86, 13, 124, 91, 90, 311, 28, 58, 28, 56, 534, 77, 12, 166, 28, 37, 6, 26, 106, 100, 420, 45, 106, 165, 70, 12, 110, 215, 130, 231, 328, 348, 170, 132, 598 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Some of the larger entries may only correspond to probable primes.

LINKS

Table of n, a(n) for n=1..67.

PROG

(PARI) v=[2]; for(n=2, 68, k=1; while(!isprime(p=k*(n-1)*v[n-1]-1), k++); print1(k, ", "); v=concat(v, p))

CROSSREFS

Cf. A093490 (corresponding primes), A091879, A091771.

Sequence in context: A296664 A209126 A272377 * A275438 A275440 A147784

Adjacent sequences:  A103339 A103340 A103341 * A103343 A103344 A103345

KEYWORD

nonn

AUTHOR

Rick L. Shepherd, Jan 31 2005

STATUS

approved

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Last modified April 4 04:02 EDT 2020. Contains 333212 sequences. (Running on oeis4.)