Number theory problem?
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“We call some of primes “odd” on following conditions: 1) all single digit primes are “odd” 2) A digit will be “odd” if it stays “odd” even though its first or last number were removed”
Find all primes which are odd.
“We call some of primes “odd” on following conditions: 1) all single digit primes are “odd” 2) A digit will be “odd” if it stays “odd” even though its first or last number were removed”
Find all primes which are odd.
