Lucky and even lucky numbers: Difference between revisions

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''Lucky numbers'' are positive integers that are formed by:
''Lucky numbers'' are positive integers that are formed by:


:* take a list of all the positive integers
:* take a list of all the odd positive integers
:* remove every 2<sup>nd</sup> number
:* take the 2<sup>nd</sup> number &nbsp; (which is &nbsp; ''' 3 ''')
:* take the 2<sup>nd</sup> number &nbsp; (which is &nbsp; ''' 3 ''')
:* remove every 3<sup>rd</sup> number
:* remove every 3<sup>rd</sup> number
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''Even lucky numbers'' are positive even integers that are formed by:
''Even lucky numbers'' are positive even integers that are formed by:
:* take a list of all the positive even integers
:* take a list of all the positive even integers
:* remove every 2<sup>nd</sup> number
:* take the 2<sup>nd</sup> number &nbsp; (which is &nbsp; ''' 4 ''')
:* take the 2<sup>nd</sup> number &nbsp; (which is &nbsp; ''' 4 ''')
:* remove every 4<sup>th</sup> number
:* remove every 4<sup>th</sup> number
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