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A154300 Primes of the form : 1/x+2/x+3/x+4/x+5/x+6/x+7/x+..., x=57. 0
3, 13, 29, 113 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Primes which are some triangular number divided by 57. Finiteness of the sequence follows along the reasoning in A154297.

MATHEMATICA

lst={}; s=0; Do[s+=n/57; If[Floor[s]==s, If[PrimeQ[s], AppendTo[lst, s]]], {n, 0, 2*9!}]; lst

CROSSREFS

Cf. A057570, A154293, A154296 - A154304.

Sequence in context: A024836 A023553 A183436 * A051805 A022264 A097955

Adjacent sequences:  A154297 A154298 A154299 * A154301 A154302 A154303

KEYWORD

nonn,fini,full

AUTHOR

Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 06 2009

EXTENSIONS

Keywords fini,full added by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Aug 15 2010

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Last modified February 17 10:05 EST 2012. Contains 206009 sequences.