A099937 Primes not of the form floor(k + (1/2)*log(k)^2).

5, 37, 97, 421, 673, 2659, 3407, 3847, 7703, 13229, 176921

Offset

1,1

Links

Table of n, a(n) for n=1..11.

Mathematica

lmt = 10^6; Complement[ Table[ Prime[n], {n, PrimePi[ Floor[lmt + Log[lmt]^2/2]]}], Select[ Table[ Floor[n + Log[n]^2/2], {n, lmt}], PrimeQ[ # ] &]] (* Robert G. Wilson v, Nov 14 2004 *)

Crossrefs

Sequence in context: A031913 A188130 A054587 * A142036 A089195 A249861

Adjacent sequences: A099934 A099935 A099936 * A099938 A099939 A099940

Keyword

nonn

Author

Roger L. Bagula, Nov 12 2004

Extensions

Edited and extended by Robert G. Wilson v, Nov 14 2004

Status

approved