OFFSET
0,4
LINKS
Amiram Eldar, Table of n, a(n) for n = 0..104
MAPLE
with(numtheory):with(combinat):a:=n->phi(bell(n)): seq(a(n), n=0..25);
MATHEMATICA
Table[EulerPhi[BellB[n]], {n, 0, 25}] (* Amiram Eldar, Nov 23 2019 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Zerinvary Lajos, Oct 02 2007
EXTENSIONS
a(24)-a(25) from Amiram Eldar, Nov 23 2019
STATUS
approved