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A135175 5^p + 3^p - 2^p, where p = prime(n). 1
30, 144, 3336, 80184, 49003224, 1222289256, 763068462216, 19074648065304, 11921023089868344, 186264583552936197096, 4656613490748641378424, 72759576592118027485247016, 45474735125119406073899483976, 1136868377544417255992242883544, 710542735786689000089344282510584 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..200

FORMULA

p=A000040(n): a(n)= 5^p + 3^p - 2^p.

EXAMPLE

a(4)=80184 because the 4th prime number is 7, 5^7=78125, 3^7=2187, 2^7=128 and 78125+2187-128=80184.

MATHEMATICA

5^#+3^#-2^#&/@Prime[Range[20]]  (* Harvey P. Dale, Apr 04 2011 *)

Table[5^p + 3^p - 2^p, {p, Prime[Range[20]]} (* Vincenzo Librandi, May 24 2014 *)

PROG

(MAGMA)[5^p+3^p-2^p: p in PrimesUpTo(100)]; // Vincenzo Librandi, Dec 14 2010

CROSSREFS

Cf. 2^p: A034785. 3^p: A057901. 2^5: A057902.

Sequence in context: A229450 A124958 A126417 * A186895 A185480 A206040

Adjacent sequences:  A135172 A135173 A135174 * A135176 A135177 A135178

KEYWORD

nonn,easy

AUTHOR

Omar E. Pol, Nov 25 2007

EXTENSIONS

More terms from Vincenzo Librandi, Dec 14 2010

STATUS

approved

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Last modified December 2 23:29 EST 2016. Contains 278694 sequences.