OFFSET
0,4
FORMULA
EXAMPLE
[0] 0
[1] 1, 1
[2] 16, 5, 16
[3] 81, 31, 31, 81
[4] 256, 121, 80, 121, 256
[5] 625, 341, 211, 211, 341, 625
[6] 1296, 781, 496, 405, 496, 781, 1296
[7] 2401, 1555, 1031, 781, 781, 1031, 1555, 2401
MAPLE
A198064 := (n, k) -> k^4-2*k^3*n+4*k^2*n^2-3*k*n^3+n^4:
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Peter Luschny, Oct 26 2011
STATUS
approved