1,1
If t=10, then t7 = 107 (prime).
If t=220, then t7 = 2207 (prime).
If t=450, then t7 = 4507 (prime).
Sequence in context: A027183 A096844 A031299 this_sequence A124080 A034127 A005052
Adjacent sequences: A104041 A104042 A104043 this_sequence A104045 A104046 A104047
base,nonn
Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Mar 01 2005
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