1,1
with(numtheory); safeprime(n);
Sequence in context: A076568 A139259 A105444 this_sequence A071577 A003870 A076407
Adjacent sequences: A033296 A033297 A033298 this_sequence A033300 A033301 A033302
nonn
N. J. A. Sloane (njas(AT)research.att.com).
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