1,8
Eric Weisstein's World of Mathematics, Prime Link
Cf. A002863, A048952, A048953, A086771.
Sequence in context: A156289 A095922 A089278 this_sequence A053485 A143565 A143018
Adjacent sequences: A087068 A087069 A087070 this_sequence A087072 A087073 A087074
nonn,more
S. R. Finch (Steven.Finch(AT)inria.fr) and Eric Weisstein (eric(AT)weisstein.com), Aug 07, 2003
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