OFFSET
1,1
FORMULA
A107622(n) = prime(n) + (3 - mod(n, 2)).
MATHEMATICA
A107622[n_]:= Prime[n] + (3 - Mod[n, 2]) (* From Zak Seidov *)
Total[#]&/@Partition[Riffle[Prime[Range[100]], {2, 3}], 2] (* Harvey P. Dale, Dec 14 2010 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Zak Seidov, May 18 2005
STATUS
approved