0,1

Chris Caldwell The First 10,000 Primes.

The first term is 9 since it is the sum of 2 and 7, the smallest and largest of 1-digit primes.

Sequence in context: A122569 A039619 A080505 this_sequence A099676 A051606 A001691

Adjacent sequences: A104221 A104222 A104223 this_sequence A104225 A104226 A104227

nonn,base

Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Apr 01 2005