Question 103157
It is true, {{{6 }}}is a {{{magic}}} number because every prime except {{{2 }}}and {{{3}}} is a multiple
of {{{6}}} plus {{{or}}} minus {{{1}}}.

except for {{{2}}}, all primes are {{{odd}}} numbers

check he first {{{10}}} prime numbers 
{{{ 2}}}, {{{3}}}, {{{5}}}, {{{7}}}, {{{11}}}, {{{13}}}, {{{17}}}, {{{19}}}, {{{23}}} and {{{29 }}}

{{{5=1*6-1}}}
{{{7= 1*6+1}}}
{{{11=2*6-1}}}
{{{13=2*6+1}}}
{{{17=3*6-1}}}
{{{19=3*6+1}}}
{{{23=4*6-1}}}
{{{29=5*6 -1}}}
And so on…

here is one more magic number:
{{{2}}} is a magic number because every prime except {{{2}}} is a multiple of {{{2}}} plus {{{or}}} minus {{{1}}}