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A159911 Prime times: primes of the form HMM with primes H, MM, 0<H<24, 0<MM<60. 8
211, 223, 229, 241, 307, 311, 313, 317, 331, 337, 347, 353, 359, 503, 523, 541, 547, 719, 743, 1103, 1117, 1123, 1129, 1153, 1303, 1307, 1319, 1723, 1741, 1747, 1753, 1759, 1907, 1913, 1931, 2311, 2341, 2347 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Suggested by E. Angelini, cf. link.

LINKS

Table of n, a(n) for n=1..38.

E. Angelini, in "Les membres de ce groupe forment un nombre premier", April 30, 2009.

PROG

(PARI) forprime( h=0, 24, forprime( m=0, 60, isprime(100*h+m) & print1(100*h+m, ", ")))

CROSSREFS

See also A050246 and A229106, where H and MM (and SS) do not need to be prime.

Sequence in context: A136601 A108406 A051268 * A319141 A133959 A133960

Adjacent sequences:  A159908 A159909 A159910 * A159912 A159913 A159914

KEYWORD

base,dumb,easy,fini,full,nonn

AUTHOR

M. F. Hasler, May 01 2009

STATUS

approved

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Last modified September 26 10:42 EDT 2020. Contains 337346 sequences. (Running on oeis4.)