OFFSET
1,1
COMMENTS
For a guide to related sequences, see A204892.
EXAMPLE
a(1)=s(2)-s(1)=3-1=2
a(2)=s(3)-s(1)=4-1=3
a(3)=s(3)-s(2)=4-3=1
a(4)=s(4)-s(1)=7-1=6
a(5)=s(4)-s(2)=7-3=4
MATHEMATICA
(See the program at A205114.)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Jan 22 2012
STATUS
approved