Number of nonequivalent (mod D_8) ways to place 3 points on an n X n point grid so that no point is equally distant from two other points on the same row or the same column.

A296996

Number of nonequivalent (mod D_8) ways to place 3 points on an n X n point grid so that no point is equally distant from two other points on the same row or the same column.

Terms

    a(0) =0a(1) =1a(2) =14a(3) =75a(4) =310a(5) =911a(6) =2373a(7) =5254a(8) =10824a(9) =20305a(10) =36300a(11) =61081a(12) =99294a(13) =154735a(14) =234955a(15) =345836a(16) =498848a(17) =702609a(18) =973674a(19) =1324135a(20) =1776950a(21) =2348511a(22) =3069649a(23) =3961970a(24) =5065800a(25) =6408961a(26) =8043048a(27) =10003189a(28) =12354174a(29) =15139615

External references