OFFSET
1,1
COMMENTS
Why are so many of the t-1's brilliant numbers (A078972)?
MATHEMATICA
Select[Accumulate[Range[1000]], PrimeOmega[#-1]==PrimeOmega[#+1]==2&] (* Harvey P. Dale, Jul 06 2014 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Jason Earls, Sep 01 2006
STATUS
approved