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A117763 Primes p such that the nearest integer to p * phi is a prime, where phi is the golden ratio. 2
2, 3, 7, 19, 23, 29, 97, 101, 103, 107, 149, 181, 227, 311, 353, 379, 433, 457, 563, 631, 719, 761, 883, 919, 941, 971, 997, 1049, 1087, 1223, 1279, 1291, 1297, 1321, 1427, 1447, 1453, 1531, 1627, 1699, 1831, 1861, 1877, 2039, 2143, 2207, 2213, 2239, 2269 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
lst={}; Do[p=Prime[n]; If[PrimeQ[Round[p*GoldenRatio]], AppendTo[lst, p]], {n, 10^3}]; lst
CROSSREFS
Sequence in context: A073641 A273006 A352538 * A165571 A178954 A138111
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Edited by Charles R Greathouse IV, Nov 11 2009
STATUS
approved

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Last modified March 3 00:46 EST 2024. Contains 370499 sequences. (Running on oeis4.)