OFFSET
1,1
COMMENTS
For a guide to related sequences, see A204892.
EXAMPLE
a(1)=s(2)-s(1)=6-2=4
a(2)=s(3)-s(1)=12-2=10
a(3)=s(3)-s(2)=12-6=6
a(4)=s(4)-s(1)=
a(5)=s(4)-s(2)=
MATHEMATICA
(See the program at A205018.)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Jan 22 2012
STATUS
approved