a(n) is the least number > a(n-1) such that there is no prime p for which a(1) through a(n) would contain all residues modulo p.
A020498
a(n) is the least number > a(n-1) such that there is no prime p for which a(1) through a(n) would contain all residues modulo p.
Terms
- a(0) =1a(1) =3a(2) =7a(3) =9a(4) =13a(5) =19a(6) =21a(7) =27a(8) =31a(9) =33a(10) =37a(11) =43a(12) =49a(13) =51a(14) =57a(15) =63a(16) =69a(17) =73a(18) =79a(19) =87a(20) =91a(21) =97a(22) =99a(23) =103a(24) =111a(25) =117a(26) =121a(27) =129a(28) =133a(29) =139
External references
- oeis: A020498