OFFSET
1,1
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..10220
FORMULA
Other identities. For all n >= 1:
a(n) = 1 + 2*A266410(n).
PROG
(Scheme, with Antti Karttunen's IntSeq-library)
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jan 28 2016
STATUS
approved