OFFSET
1,2
COMMENTS
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
FORMULA
a(2n-1) = n, a(2n) = A007504(n). - Omar E. Pol, Oct 31 2011
MATHEMATICA
Module[{nn=30, sp}, sp=Accumulate[Prime[Range[nn]]]; Riffle[Range[nn], sp]] (* Harvey P. Dale, May 22 2018 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Omar E. Pol, May 29 2009
EXTENSIONS
More terms from Sean A. Irvine, Oct 31 2011
New definition from Omar E. Pol, Oct 31 2011
STATUS
approved