a(n) is the smallest number k such that exactly half of the prime(n+1)-rough numbers in the interval [prime(n)^2 + 1, k] are prime.

A294907

a(n) is the smallest number k such that exactly half of the prime(n+1)-rough numbers in the interval [prime(n)^2 + 1, k] are prime.

Terms

    a(0) =87a(1) =925a(2) =4757a(3) =17699a(4) =43357a(5) =97703a(6) =187813a(7) =350321a(8) =595871a(9) =920081a(10) =1405609a(11) =2024047a(12) =2827861a(13) =3931217a(14) =5348053a(15) =7053941a(16) =9058607a(17) =11637667a(18) =14631209a(19) =18251339a(20) =22657429a(21) =27786589a(22) =33829567a(23) =40651799a(24) =48209237a(25) =56928409a(26) =67107197a(27) =78713287a(28) =92233283a(29) =107643667

External references