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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
OFFSET
0,2
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
KEYWORD
nonn,easy
AUTHOR
STATUS
approved