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A137521
Prime numbers concatenated with 45.
1
245, 345, 545, 745, 1145, 1345, 1745, 1945, 2345, 2945, 3145, 3745, 4145, 4345, 4745, 5345, 5945, 6145, 6745, 7145, 7345, 7945, 8345, 8945, 9745, 10145, 10345, 10745, 10945, 11345
OFFSET
1,1
FORMULA
a(n) = prime(n) concatenated with 45
PROG
(PARI) a(n)=100*prime(n)+45 \\ Charles R Greathouse IV, Aug 25 2014
CROSSREFS
Sequence in context: A186460 A171994 A129210 * A257781 A188239 A132830
KEYWORD
base,easy,nonn,less
AUTHOR
Odimar Fabeny, Apr 24 2008
STATUS
approved