a(n) is the least positive number k such that n is the greatest m such that k is a quadratic nonresidue mod prime(i+1) for i=1..m and {k mod prime(i+1): i=1..m} are all distinct.
A385051
a(n) is the least positive number k such that n is the greatest m such that k is a quadratic nonresidue mod prime(i+1) for i=1..m and {k mod prime(i+1): i=1..m} are all distinct.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =68a(4) =173a(5) =593a(6) =1748a(7) =908a(8) =40178a(9) =74093a(10) =91538a(11) =93308a(12) =441803a(13) =10712063a(14) =7898483a(15) =35865968a(16) =133019963a(17) =206951093a(18) =1314259253a(19) =2453647853a(20) =6701493818a(21) =54776939873a(22) =7717930358a(23) =250589717363a(24) =255937042268a(26) =957987212453
External references
- oeis: A385051