Numbers k such that binomial(2k,k) is not divisible by 3, 5 or 7.

A030979

Numbers k such that binomial(2k,k) is not divisible by 3, 5 or 7.

Terms

    a(0) =0a(1) =1a(2) =10a(3) =756a(4) =757a(5) =3160a(6) =3186a(7) =3187a(8) =3250a(9) =7560a(10) =7561a(11) =7651a(12) =20007a(13) =59548377a(14) =59548401a(15) =45773612811a(16) =45775397187

External references