Number of nonequivalent ways (mod D_3) to place 3 points on an n X n X n triangular grid so that no two of them are on the same row, column or diagonal.
A283114
Number of nonequivalent ways (mod D_3) to place 3 points on an n X n X n triangular grid so that no two of them are on the same row, column or diagonal.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =1a(4) =5a(5) =23a(6) =82a(7) =230a(8) =560a(9) =1208a(10) =2392a(11) =4405a(12) =7673a(13) =12733a(14) =20320a(15) =31326a(16) =46914a(17) =68460a(18) =97698a(19) =136635a(20) =187737a(21) =253813a(22) =338240a(23) =444818a(24) =578038a(25) =742898a(26) =945224a(27) =1191443a(28) =1488955a(29) =1845865
External references
- oeis: A283114