SC: A_9(18,6;8)

Lower bounds

two_pivot_block_construction ( ) : 1797010304552828906132227712701292762916333299089237082112

LiuChangFeng2019_Theo_2_6 ( ) : 1797010299914441165723263759009689112192028089859861687202

JohnsonLB ( ) : 1797010299914431530893519709942777025098942369987467022764

generalized_linkage ( 8,5 ) : 1797010299914431210560988659305471391628669559286606480481

generalized_linkage_multipleblocks (

[8, 10],[0, 5]

) : 1797010299914431210560988659305471391628669559286606480481

improved_linkage ( 8 ) : 1797010299914431210560988659305471391628669559286606480481

multicomponent ( ) : 1797010299914431210560988658923950963047560690764423255844

CKMP2019_Cor_45 (

(10,),(4,),(2,)

) : 1797010299914431210431909333355998198089381079395160244083

CKMP2019_Cor_42 ( (8, 10) ) : 1797010299914431210431909333355991737007491852721861311842

CKMP2019_Lem_41 ( (8, 10) ) : 1797010299914431210431909333355991737007491852721861311842

linkage_GLT ( 8 ) : 1797010299914431210413179829509605039731475627537851106402

LMRD ( ) : 1797010299914431210413179829509605039731475627537851106401

HKK_lemma_2_4_lower_bound ( ) : 273892745702307213074772487598305009090506596101771524

ChenHeWengXu2019_T31 ( ) : 6362685459865446204861526038554759414900421761

sphere_covering ( ) : 5594530182731367206127402343512859505957562920

graham_sloane ( ) : 8850719496692354233894548740102872806404310

trivial_1 ( ) : 0

Upper bounds

Ahlswede_Aydinian ( 0, 17, o ) : 1799787311515736756328086388687120967999082563759476827763

improved_johnson ( ) : 1799787311515736756328086388687120967999082563843159655296

ilp_1 ( 1 ) : 1799787311515736756328086388687120967999082563843159655331

johnson_1 ( ) : 1799787311515736756328086388687120967999082563843159655331

anticode ( ) : 1799787315645128446020777842252875062915823680883688820519

ilp_2 ( 6 ) : 1799787315645128446020777842252875062915823680883688820519

linear_programming_bound ( ) : 1799787315645128446020777842252875062915823680883688820519

singleton ( ) : 2050069762911386221695293524269464063566943065726695501256

ilp_4 ( 17 ) : 145782772608549321024755863740005334275617277780884585475495

johnson_2 ( ) : 145782772608549321024755863740005334275617277780884585475495

HKK_lemma_2_4_upper_bound ( ) : 145782772943030048753215469681148055187522367610981032186640

sphere_packing ( ) : 1180840485523221610985118119518932406201256471633088285154020

ilp_3 ( 10 ) : 11808404611395760498566594769574638492801192638119032535867244

all_subs ( ) : 24924068135208538822547384702464617091999062369254639098504245466254894991726

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Details for entry \(A_9(18,6;8)\)

Lower bounds

Upper bounds

Bound for codes containing the lifted MRD code

Do you have better bounds?