OFFSET
0,2
COMMENTS
Compare the sequence for example with A120083.
LINKS
Antti Karttunen, Table of n, a(n) for n = 0..4096
FORMULA
a(n) = A027642(n)^2 .
MATHEMATICA
Denominator[BernoulliB[Range[0, 60]]]^2 (* Harvey P. Dale, Sep 26 2024 *)
PROG
(PARI) A172282(n) = (denominator(bernfrac(n))^2); \\ Antti Karttunen, Dec 19 2018
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Paul Curtz, Jan 30 2010
EXTENSIONS
Edited and extended by R. J. Mathar, Feb 02 2010
STATUS
approved