A013893 a(n) = 19^(5*n + 4).

130321, 322687697779, 799006685782884121, 1978419655660313589123979, 4898762930960846817716295277921, 12129821994589221844500501021364910179, 30034640110980377619945846078500632729311721, 74368742344158402044370289529129338200416023056379

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..50
• Tanya Khovanova, Recursive Sequences
• Index entries for linear recurrences with constant coefficients, signature (2476099).

Crossrefs

Cf. A001029.

Programs

Magma

[19^(5*n+4): n in [0..10]]; // Vincenzo Librandi, May 27 2011

Mathematica

NestList[2476099*# &, 130321, 10] (* Paolo Xausa, Jul 14 2025 *)

Formula

a(n) = 2476099*a(n-1), a(0)=130321. - Vincenzo Librandi, May 27 2011