Primes which contain only one odd digit: Difference between revisions

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used plural form of a verb in the task preamble.
m (→‎{{header|REXX}}: optimized the filter.)
m (used plural form of a verb in the task preamble.)
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;Task
Show on this page those primes under   '''1,000'''   which when expressed in decimal containcontains only one odd digit.
 
 
;Stretch goal:
Show on this page the &nbsp; <u>count</u> &nbsp; of those primes under &nbsp; '''1,000,000''' &nbsp; which when expressed in decimal containcontains only one odd digit.
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