OFFSET
0,2
LINKS
Chai Wah Wu, Table of n, a(n) for n = 0..10000
FORMULA
a(n) = 2*A143157(n).
a(n) ~ 2*n^2. - Amiram Eldar, Sep 10 2024
MATHEMATICA
Table[IntegerExponent[Hyperfactorial[2*n], 2], {n, 0, 55}] (* Amiram Eldar, Sep 10 2024 *)
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Oct 25 2014
STATUS
approved