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A016912 (6n)^4. 1
0, 1296, 20736, 104976, 331776, 810000, 1679616, 3111696, 5308416, 8503056, 12960000, 18974736, 26873856, 37015056, 49787136, 65610000, 84934656, 108243216, 136048896, 168896016, 207360000, 252047376 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..2000

Index entries for linear recurrences with constant coefficients, signature (5, -10, 10, -5, 1).

FORMULA

a(0)=0, a(1)=1296, a(2)=20736, a(3)=104976, a(4)=331776, a(n)=5*a(n-1)- 10*a(n-2)+ 10*a(n-3)-5*a(n-4)+a(n-5). - Harvey P. Dale, Mar 28 2015

MATHEMATICA

(6*Range[0, 30])^4 (* or *) LinearRecurrence[{5, -10, 10, -5, 1}, {0, 1296, 20736, 104976, 331776}, 30] (* Harvey P. Dale, Mar 28 2015 *)

PROG

(MAGMA)[(6*n)^4: n in [0..40]]; // Vincenzo Librandi, May 2011

CROSSREFS

Sequence in context: A016864 A064785 A223560 * A330980 A203820 A017056

Adjacent sequences:  A016909 A016910 A016911 * A016913 A016914 A016915

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 1 04:57 EDT 2020. Contains 334758 sequences. (Running on oeis4.)