A062836 Floor[ Sum_{k=1..n,p(k)^2} / Sum_{k=1..n,p(k)-1} ].

4, 4, 5, 6, 9, 10, 13, 14, 17, 20, 22, 25, 28, 30, 33, 36, 39, 42, 45, 48, 51, 54, 56, 60, 63, 66, 70, 73, 75, 78, 82, 85, 89, 92, 96, 99, 103, 107, 110, 114, 117, 121, 125, 128, 131, 135, 138, 142, 146, 150, 154, 157, 161, 165, 168, 172, 176, 180, 183, 187, 190, 194

Offset

1,1

Links

Table of n, a(n) for n=1..62.

Prog

(PARI) j=[]; for(n=1, 150, j=concat(j, floor(sum(k=1, n, prime(k)^2)/sum(k=1, n, prime(k)-1)))); j

Crossrefs

Sequence in context: A085581 A137902 A019527 * A137903 A091349 A103483

Adjacent sequences: A062833 A062834 A062835 * A062837 A062838 A062839

Keyword

nonn

Author

Jason Earls, Jul 21 2001

Status

approved