OFFSET
1,2
LINKS
Muniru A Asiru, Table of n, a(n) for n = 1..3000
MAPLE
a:=n->add(ithprime(k)-ithprime(ceil(k/2)), k=2..n+1): seq(a(n), n=1..60); # Muniru A Asiru, Jan 04 2019
MATHEMATICA
Accumulate[Table[Prime[n] - Prime[Ceiling[n/2]], {n, 2, 51}]] (* Jon Maiga, Jan 04 2019 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
André F. Labossière, Jan 19 2006
EXTENSIONS
More terms from André F. Labossière, Mar 27 2006
STATUS
approved