OFFSET
1,1
COMMENTS
For a guide to related sequences, see A204892.
EXAMPLE
a(1)=s(2)-s(1)=15-6=9
a(2)=s(3)-s(1)=35-6=29
a(3)=s(3)-s(2)=35-15=20
a(4)=s(4)-s(1)=77-6=71
a(5)=s(4)-s(2)=77-15=62
MATHEMATICA
(See the program at A205146.)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Jan 25 2012
STATUS
approved