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A114741 a(1) = 2, a(2) = 3, a(n+1) = least prime of the form k*(a(n-1)) - a(n) not included earlier. 1
2, 3, 5, 7, 13, 29, 23, 151, 79, 223, 251, 641, 1367, 3761, 4441, 78301, 1637, 311567, 6011, 8094731, 32141, 161862479, 321007, 2589478657, 1047833, 46609567993, 52531163, 10813367243213, 803034293, 151386338370689, 17747231531 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Only positive primes are allowed. The alternation between larger and smaller values that develops at n=16 is interesting. It is not clear whether it continues indefinitely. - Franklin T. Adams-Watters, Jul 17 2006

LINKS

Table of n, a(n) for n=1..31.

CROSSREFS

Cf. A114742.

Sequence in context: A335116 A135372 A037021 * A096177 A075238 A158281

Adjacent sequences:  A114738 A114739 A114740 * A114742 A114743 A114744

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Nov 15 2005

EXTENSIONS

More terms from Franklin T. Adams-Watters, Jul 17 2006

STATUS

approved

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Last modified May 10 23:31 EDT 2021. Contains 343784 sequences. (Running on oeis4.)