OFFSET
1,2
LINKS
Fausto A. C. Cariboni, Table of n, a(n) for n = 1..99 (terms 1..64 from Andrew Howroyd)
FORMULA
MATHEMATICA
Join[{1}, Differences[A169947]] (* Jean-François Alcover, Sep 02 2019 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Aug 01 2010
EXTENSIONS
a(16)-a(29) from Nathaniel Johnston, Nov 15 2010
Terms a(30) and beyond from Andrew Howroyd, Jul 09 2017
STATUS
approved