OFFSET
1,1
COMMENTS
Under Goldbach's weak conjecture, this sequence is precisely A000040 \ {11, 17, 23, 29, 37, 41, 47, 53, 59, 67, 71, 79, 83, 89, 97}. - Charles R Greathouse IV, Nov 15 2010
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
Giovanni Teofilatto, Feb 20 2006, corrected Feb 22 2006
STATUS
approved