A034750 - OEIS

A034750

Dirichlet convolution of Fibonacci numbers with Bell numbers.

1, 2, 4, 9, 20, 64, 216, 906, 4178, 21222, 116064, 678790, 4213830, 27645030, 190899972, 1382960445, 10480143744, 82864876682, 682076810340, 5832742233094, 51724158246750, 474869816290526, 4506715738475980

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..23.

MATHEMATICA

Table[Sum[BellB[n/d - 1]*Fibonacci[d], {d, Divisors[n]}], {n, 1, 25}] (* Vaclav Kotesovec, Sep 10 2019 *)

CROSSREFS

Sequence in context: A130969 A264293 A370315 * A079060 A225173 A346737

Adjacent sequences: A034747 A034748 A034749 * A034751 A034752 A034753

KEYWORD

nonn

AUTHOR

Erich Friedman

STATUS

approved