A050975 Haupt-exponents of 3 modulo integers relatively prime to 3.

1, 2, 4, 6, 2, 4, 5, 3, 6, 4, 16, 18, 4, 5, 11, 20, 3, 6, 28, 30, 8, 16, 12, 18, 18, 4, 8, 42, 10, 11, 23, 42, 20, 6, 52, 20, 6, 28, 29, 10, 30, 16, 12, 22, 16, 12, 35, 12, 18, 18, 30, 78, 4, 8, 41, 16, 42, 10, 88, 6, 22, 23, 36, 48, 42, 20, 100, 34, 6, 52, 53, 27, 20, 12

Offset

1,2

Links

R. J. Mathar, Table of n, a(n) for n = 1..1000

Eric Weisstein's World of Mathematics, Multiplicative Order

Maple

A001651 := proc(n)
        (3*(2*n-1)-(-1)^n)/4 ;
end proc:
A050975 := proc(n)
        local gcd3 ;
        gcd3 := A001651(n+1);
        numtheory[order](3, gcd3) ;
end proc: # R. J. Mathar, Oct 21 2012

Crossrefs

Cf. A002326, A002329, A053446.

Sequence in context: A376556 A075242 A161489 * A053446 A354577 A133903

Adjacent sequences: A050972 A050973 A050974 * A050976 A050977 A050978

Keyword

nonn

Author

Eric W. Weisstein

Status

approved