A013803 a(n) = 15^(4*n + 3).

3375, 170859375, 8649755859375, 437893890380859375, 22168378200531005859375, 1122274146401882171630859375, 56815128661595284938812255859375, 2876265888493261300027370452880859375, 145610960604971353313885629177093505859375, 7371554880626674761515459977090358734130859375

Offset

0,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..100

Tanya Khovanova, Recursive Sequences

Index entries for linear recurrences with constant coefficients, signature (50625).

Mathematica

15^(4*Range[0, 10] + 3) (* Paolo Xausa, May 29 2026 *)

Prog

(Magma) [15^(4*n+3): n in [0..15]]; // Vincenzo Librandi, Jul 06 2011

Crossrefs

Sequence in context: A250568 A183823 A114769 * A013876 A044886 A178276

Adjacent sequences: A013800 A013801 A013802 * A013804 A013805 A013806

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved