OFFSET
0,5
COMMENTS
See A285037 for additional information. Permuting the symbols will not change the structure.
LINKS
Andrew Howroyd, Table of n, a(n) for n = 0..500
FORMULA
a(n) = Sum_{d | n} mu(n/d) * A285013(d) for n > 0.
PROG
(PARI) \\ Requires T from A285037.
seq(n)={my(A=T(n)); concat([1], vector(n, i, vecsum(A[i, ])))} \\ Andrew Howroyd, Oct 02 2019
CROSSREFS
KEYWORD
nonn
AUTHOR
Andrew Howroyd, Apr 08 2017
EXTENSIONS
a(0)=1 prepended and terms a(28) and beyond from Andrew Howroyd, Oct 02 2019
STATUS
approved