OFFSET
1,2
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
MATHEMATICA
Position[Accumulate[Select[Prime[Range[5000]], Mod[#, 10]==1&]], _?PrimeQ]//Flatten (* Harvey P. Dale, May 21 2023 *)
CROSSREFS
KEYWORD
easy,base,nonn,less
AUTHOR
Tomas Xordan, May 13 2007
STATUS
approved