A013836 - OEIS

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A013836

a(n) = 5^(5*n + 3).

125, 390625, 1220703125, 3814697265625, 11920928955078125, 37252902984619140625, 116415321826934814453125, 363797880709171295166015625, 1136868377216160297393798828125, 3552713678800500929355621337890625 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,1`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 0..100` `Tanya Khovanova, Recursive Sequences` `Index entries for linear recurrences with constant coefficients, signature (3125).`
	FORMULA	`From Philippe Deléham, Dec 03 2008: (Start)` `a(n) = 3125a(n-1), n > 0; a(0)=125.` `G.f.: 125/(1-3125x). (End)`
	PROG	`(Magma) [5^(5n+3): n in [0..15]]; // Vincenzo Librandi, Jul 07 2011` `(PARI) a(n)=5^(5n+3) \\ Edward Jiang, Sep 06 2014`
	CROSSREFS	`Cf. A000351 (5^n), A016885 (5n+3).` `Sequence in context: A318258 A003751 A120807 A048563 A239060 A365898` `Adjacent sequences: A013833 A013834 A013835 * A013837 A013838 A013839`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane`
	STATUS	`approved`

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Last modified December 4 21:08 EST 2023. Contains 367565 sequences. (Running on oeis4.)