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A282321 Lesser of twin primes congruent to 11 (mod 30). 8
11, 41, 71, 101, 191, 281, 311, 431, 461, 521, 641, 821, 881, 1031, 1061, 1091, 1151, 1301, 1451, 1481, 1721, 1871, 1931, 2081, 2111, 2141, 2381, 2591, 2711, 2801, 3251, 3371, 3461, 3581, 3671, 3821, 3851, 4001, 4091, 4241, 4271, 4421, 4481, 4721, 4931, 5021 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The union of [this sequence and A282322] is A132241.
The union of [{3, 5}, this sequence, A282323 and A060229] is the lesser of twin primes sequence A001359.
The union of [{3, 5, 7}, A282321 to A282326] is the twin primes sequence A001097.
LINKS
MAPLE
a:={}:
for i from 1 to 1229 do
if isprime(ithprime(i)+2) and ithprime(i) mod 30 = 11 then
a:={op(a), ithprime(i)}:
fi:
od:
a;
PROG
(Magma) [p: p in PrimesUpTo(5000) | IsPrime(p+2) and p mod 30 eq 11 ]; // Vincenzo Librandi, Feb 12 2017
(PARI) list(lim)=my(v=List(), p=2); forprime(q=3, lim+2, if(q-p==2 && q%30==13, listput(v, p)); p=q); Vec(v) \\ Charles R Greathouse IV, Feb 14 2017
CROSSREFS
Sequence in context: A238713 A132232 A331555 * A031389 A178495 A309254
KEYWORD
nonn
AUTHOR
Martin Renner, Feb 11 2017
STATUS
approved

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Last modified July 21 12:40 EDT 2024. Contains 374472 sequences. (Running on oeis4.)