A157482 Number of primes between n^3-n^2-n^1 and (n+1)^3-(n+1)^2-(n+1)^1.

0, 1, 5, 8, 10, 16, 21, 24, 30, 39, 42, 52, 57, 65, 75, 86, 92, 102, 115, 122, 133, 150, 151, 176, 181, 192, 209, 221, 239, 252, 270, 273, 307, 308, 328, 350, 359, 383, 407, 414, 430, 460, 472, 494, 504, 548, 554, 571, 590, 629, 642, 669, 681, 722, 724, 749, 776

Offset

1,3

Links

Table of n, a(n) for n=1..57.

Mathematica

Table[PrimePi[(n+1)^3-(n+1)^2-(n+1)^1]-PrimePi[n^3-n^2-n^1], {n, 0, 5!}]

Crossrefs

Cf. A049451, A060199, A014085, A144391, A157481

Sequence in context: A196384 A325176 A164682 * A314385 A185001 A057154

Adjacent sequences: A157479 A157480 A157481 * A157483 A157484 A157485

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Mar 01 2009

Status

approved