A016867 a(n) = (5*n + 1)^7.

1, 279936, 19487171, 268435456, 1801088541, 8031810176, 27512614111, 78364164096, 194754273881, 435817657216, 897410677851, 1727094849536, 3142742836021, 5455160701056, 9095120158391, 14645194571776, 22876792454961, 34792782221696, 51676101935731, 75144747810816, 107213535210701

Offset

0,2

Links

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

Index entries for linear recurrences with constant coefficients, signature (8,-28,56,-70,56,-28,8,-1).

Mathematica

(5*Range[0, 20] + 1)^7 (* Paolo Xausa, Dec 11 2025 *)

Crossrefs

Sequence in context: A043867 A204396 A013909 * A016915 A183621 A017059

Adjacent sequences: A016864 A016865 A016866 * A016868 A016869 A016870

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved