OFFSET
1,2
LINKS
James C. McMahon, Table of n, a(n) for n = 1..10000
MATHEMATICA
Table[n(n+1)/2+PrimePi[n], {n, 53}]
PROG
(PARI) a(n) = n*(n+1)/2 + primepi(n); \\ Michel Marcus, Jul 31 2024
CROSSREFS
KEYWORD
nonn
AUTHOR
James C. McMahon, Jul 08 2024
STATUS
approved