A152273 Number of 1's among the digits of all n-digit primes.

0, 9, 69, 603, 5672, 53281, 510523, 4940488, 48169672, 471970959, 4641157883, 45764403814, 452221586920, 4476140736522

Offset: 1

Author

Jon E. Schoenfield, Dec 01 2008

Keywords

• base
• nonn

Crossrefs

Cf. A130817, A152272, A152274, A152275, A152276, A152277, A152278, A152279, A152280, A152281.

Extensions

a(12)-a(14) from Giovanni Resta, Jul 20 2015