OFFSET
1,6
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..10000
Antti Karttunen, Data supplement: n, a(n) computed for n = 1..65537
MATHEMATICA
Array[# - # DivisorSum[#, LiouvilleLambda[#]/# &] &, 90] (* Michael De Vlieger, May 24 2021, after Enrique Pérez Herrero at A206369 *)
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, May 23 2021
STATUS
approved