Number of 5's among the digits of all n-digit primes.

A152277

Number of 5's among the digits of all n-digit primes.

Terms

    a(0) =1a(1) =2a(2) =30a(3) =327a(4) =3456a(5) =35095a(6) =357105a(7) =3619716a(8) =36527939a(9) =367918469a(10) =3700831147a(11) =37186789514a(12) =373373251387

External references