Details for entry \(A_4(19,8;5)\)

Lower bounds

• construction_1 ( ) : 72058693823283221
• construction_ST_A_1 ( ) : 72058693819482021
• ef_computation ( show
  [(0, 1, 2, 3, 4), (4, 5, 6, 7, 8), (2, 6, 9, 10, 11), (3, 8, 11, 12, 13), (0, 5, 10, 12, 14), (1, 7, 9, 12, 15), (1, 6, 13, 14, 16), (4, 10, 13, 15, 17), (2, 8, 14, 15, 18), (0, 8, 9, 16, 17), (3, 7, 10, 16, 18), (1, 5, 11, 17, 18)]
  ) : 72058693819368549
• CKMP2019_Cor_42 ( (14, 5) ) : 72058693617713153
• CKMP2019_Lem_41 ( (14, 5) ) : 72058693617713153
• generalized_linkage ( 14,0 ) : 72058693617713153
• generalized_linkage_multipleblocks ( show
  [14, 5],[0, 0]
  ) : 72058693617713153
• improved_linkage ( 14 ) : 72058693617713153
• multicomponent ( ) : 72058693566332929
• LMRD ( ) : 72057594037927936
• LiuChangFeng2019_Theo_2_6 ( ) : 72057594037927936
• sphere_covering ( ) : 12491097447634
• HKK_lemma_2_4_lower_bound ( ) : 4311810052
• graham_sloane ( ) : 292302234

Upper bounds

• improved_johnson ( ) : 72410883890415158
• Ahlswede_Aydinian ( 0, 18, o ) : 72410883890415165
• linear_programming_bound ( ) : 72410886593199484
• HKK_lemma_2_4_upper_bound ( ) : 75946856134594210717471

Bound for codes containing the lifted MRD code

Do you have better bounds?