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1,1
A118255(1314) is prime with 396 digits
A118255(23947) is a probable prime with 7209 digits. - from Giovanni Resta, Apr 26 2006
Table of n, a(n) for n=1..22.
A118255(2)=2 prime, A118255(6)=149 prime, A118255(8)=599 prime
Cf. A005171 A118255 A118256.
Sequence in context: A302658 A084909 A038619 * A066762 A066198 A299381
Adjacent sequences: A118254 A118255 A118256 * A118258 A118259 A118260
nonn
Pierre CAMI, Apr 19 2006
a(15)-a(22) from Giovanni Resta, Apr 26 2006
approved