OFFSET
2,1
COMMENTS
LINKS
PROG
(PARI) a(n) = { my (p = vector(n^2, k, (k-1)%n + ((k-1)\n)*I)); #setbinop((i, j)->[i+j, norm(i-j)], p)-n^2; } \\ Rémy Sigrist, Sep 24 2023
CROSSREFS
KEYWORD
nonn
AUTHOR
Scott R. Shannon, Feb 03 2023
EXTENSIONS
More terms from Rémy Sigrist, Sep 24 2023
STATUS
approved