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A342174 Primes in A342173. 1
3, 11, 23, 43, 53, 71, 107, 229, 241, 269, 293, 313, 643, 701, 857, 883, 1109, 1361, 1601, 1693, 1697, 1721, 1867, 2267, 2621, 2719, 2767, 2789, 2971, 3067, 3137, 3169, 3529, 3533, 3557, 3739, 3767, 4007, 4093, 4139, 4153, 4219, 4337, 4423, 4447, 4451, 4517, 4663, 4787, 4943, 5279, 5387, 5501 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Robert Israel, Table of n, a(n) for n = 1..1000

EXAMPLE

The first three primes in A342173 are a(1) = A342173(3) = 3, a(2) = A342173(5) = 11, and a(3) = A342173(8) = 23.

MAPLE

f:= proc(n) local t, i, s;

  t:= ithprime(n);

  add(floor(t/ ithprime(i)), i=1..n-1)

end proc:

select(isprime, map(f, [$1..100]));

CROSSREFS

Cf. A342173.

Sequence in context: A121509 A096071 A230117 * A159791 A078723 A294368

Adjacent sequences:  A342171 A342172 A342173 * A342175 A342176 A342177

KEYWORD

nonn

AUTHOR

J. M. Bergot and Robert Israel, Mar 03 2021

STATUS

approved

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Last modified January 19 04:56 EST 2022. Contains 350464 sequences. (Running on oeis4.)