A138453 - OEIS

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A138453

a(n) = ((n-th prime)^6-(n-th prime)^4)/2.

24, 324, 7500, 57624, 878460, 2399124, 12027024, 23457780, 73878024, 297058020, 443290080, 1281926124, 2373639240, 3158972124, 5387167824, 11078235324, 21084208140, 25753264260, 45219115524, 64037436120, 75652914024

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..21.

MATHEMATICA

a = {}; Do[p = Prime[n]; AppendTo[a, (p^6 - p^4)/2], {n, 1, 24}]; a

PROG

(PARI) forprime(p=2, 1e3, print1((p^6-p^4)/2", ")) \\ Charles R Greathouse IV, Jul 15 2011

CROSSREFS

Sequence in context: A036221 A022652 A292298 * A004317 A295250 A295649

Adjacent sequences: A138450 A138451 A138452 * A138454 A138455 A138456

KEYWORD

nonn,easy

AUTHOR

Artur Jasinski, Mar 22 2008

STATUS

approved