A017427 a(n) = (11*n+3)^3.

27, 2744, 15625, 46656, 103823, 195112, 328509, 512000, 753571, 1061208, 1442897, 1906624, 2460375, 3112136, 3869893, 4741632, 5735339, 6859000, 8120601, 9528128, 11089567, 12812904, 14706125

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• easy
• changed

Links

• Index entries for linear recurrences with constant coefficients, signature (4,-6,4,-1).

Crossrefs

Cf. A000578, A017425.

Programs

Mathematica

(11Range[0,30]+3)^3 (* or *) LinearRecurrence[{4,-6,4,-1},{27,2744,15625,46656},30] (* Harvey P. Dale, Apr 01 2012 *)

Formula

a(n) = 4*a(n-1)-6*a(n-2)+ 4*a(n-3)- a(n-4). - Harvey P. Dale, Apr 01 2012

a(n) = A000578(A017425(n))). - Michel Marcus, Aug 25 2025