OFFSET
2,1
COMMENTS
The values -1,0,+1 are considered consecutive.
EXAMPLE
a(5)=17 because -2,-1,0,+1,+2 are quadratic remainders, squares of 7,4,0,1,11.
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
Edited by Don Reble, May 31 2007
STATUS
approved