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A157481 Number of primes between n^3-n^2 and (n+1)^3-(n+1)^2. 1
0, 2, 5, 8, 10, 16, 21, 24, 32, 36, 43, 53, 57, 65, 74, 86, 92, 104, 114, 123, 133, 150, 151, 175, 180, 194, 207, 224, 238, 251, 271, 275, 306, 305, 332, 349, 359, 383, 408, 410, 434, 458, 473, 497, 502, 549, 553, 570, 590, 630, 641, 668, 685, 718, 726, 748, 780 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

MATHEMATICA

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

CROSSREFS

Cf. A049451, A060199, A014085, A144391

Sequence in context: A189928 A309518 A169922 * A100809 A056734 A019995

Adjacent sequences:  A157478 A157479 A157480 * A157482 A157483 A157484

KEYWORD

nonn

AUTHOR

Vladimir Joseph Stephan Orlovsky, Mar 01 2009

STATUS

approved

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Last modified September 19 18:37 EDT 2020. Contains 337181 sequences. (Running on oeis4.)