A013820 a(n) = 24^(4*n + 1).

24, 7962624, 2641807540224, 876488338465357824, 290797794982682557415424, 96479729228174488169059713024, 32009658644406818986777955348250624, 10620036506406716776157242913621199028224, 3523473231949594865126345424909586928788045824

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 (331776).

Mathematica

NestList[331776#&, 24, 20] (* Harvey P. Dale, Jan 14 2017 *)

Prog

(Magma) [24^(4*n+1): n in [0..10]]; // Vincenzo Librandi, Jul 07 2011
(Maxima) makelist(24^(4*n+1), n, 0, 20); /* Martin Ettl, Oct 21 2012 */

Crossrefs

Sequence in context: A268505 A172734 A159191 * A294326 A255322 A319900

Adjacent sequences: A013817 A013818 A013819 * A013821 A013822 A013823

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved