A017645 a(n) = (12*n + 10)^5.

100000, 5153632, 45435424, 205962976, 656356768, 1680700000, 3707398432, 7339040224, 13382255776, 22877577568, 37129300000, 57735339232, 86617093024, 126049300576, 178689902368, 247609900000, 336323216032, 448816553824, 589579257376, 763633171168, 976562500000

Offset

0,1

Links

Paolo Xausa, Table of n, a(n) for n = 0..10000

Index entries for linear recurrences with constant coefficients, signature (6,-15,20,-15,6,-1).

Mathematica

(12*Range[0, 20] + 10)^5 (* Paolo Xausa, Dec 27 2025 *)
LinearRecurrence[{6, -15, 20, -15, 6, -1}, {100000, 5153632, 45435424, 205962976, 656356768, 1680700000}, 30] (* Harvey P. Dale, Jun 05 2026 *)

Crossrefs

Sequence in context: A017273 A017513 A099210 * A210761 A165297 A249854

Adjacent sequences: A017642 A017643 A017644 * A017646 A017647 A017648

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved