OFFSET
1,2
LINKS
EXAMPLE
A288171(1) = 1, hence a(1) = 1.
A288171(2) = 2, hence a(2) = 2.
A288171(3) = 3, hence a(3) = 3.
A288171(4) = 2310, hence a(2310) = 4.
A288171(5) = 1155, hence a(1155) = 5.
A288171(6) = 770, hence a(770) = 6.
A288171(7) = 4, hence a(4) = 7.
A288171(8) = 6, hence a(6) = 8.
A288171(9) = 9, hence a(9) = 9.
A288171(10) = 1365, hence a(1365) = 10.
CROSSREFS
KEYWORD
nonn,look
AUTHOR
Rémy Sigrist, Jun 16 2017
STATUS
approved