SC: A_5(19,4;7)

Lower bounds

EF_Kurz2020_special ( ) : 212114991651442904801790962946768806466026993016307

construction_ST_B_recursive ( ) : 212098136800904512722363506327420547086623201132203

construction_ST_B ( ) : 212098136767490984094207809225224873282500272671852

LiuChangFeng2019_Theo_3_14 ( ) : 212098136767490984090045477380962096340663893998250

LiuChangFeng2019_Theo_3_12 ( ) : 212097593006096266912140406848642624938207626953125

two_pivot_block_construction ( ) : 212097592962314795214647977112136188052413131784192

CKMP2019_Cor_45 (

(12,),(5,),(4,)

) : 211775746261727028703449209295552920669994707031250

CKMP2019_Cor_42 ( (7, 12) ) : 211775746261727028703448845497672211498699541015625

CKMP2019_Lem_41 ( (7, 12) ) : 211775746261727028703448845497672211498699541015625

generalized_linkage ( 7,0 ) : 211775746261727028703448845497672211498699541015625

generalized_linkage_multipleblocks (

[7, 12],[0, 0]

) : 211775746261727028703448845497672211498699541015625

improved_linkage ( 7 ) : 211758237682398090571388761866416659590455576867000

multicomponent ( ) : 211758237680936826308197854086756706714630127031251

LiuChangFeng2019_Theo_2_6 ( ) : 211758236858746566035892526916008092486577988281250

linkage_GLT ( 7 ) : 211758236813575084767080625169947817403700837850953

LMRD ( ) : 211758236813575084767080625169910490512847900390625

ChenHeWengXu2019_T31 ( ) : 8487838920694947327051445334520813715512619180297

graham_sloane ( ) : 14259528298893356287455013230655223211344523276

HKK_lemma_2_4_lower_bound ( ) : 13580535806233104933580183458046616326560781250

sphere_covering ( ) : 11407768705277223105649087115985426922092332552

trivial_1 ( ) : 0

Upper bounds

Ahlswede_Aydinian ( 1, 6 ) : 222805129852718972961249510941372778893592203898276

anticode ( ) : 222805129852718972961249510941372778893592203898276

ilp_1 ( 1 ) : 222805129852718972961249510941372778893592203898276

ilp_2 ( 6 ) : 222805129852718972961249510941372778893592203898276

improved_johnson ( ) : 222805129852718972961249510941372778893592203898276

johnson_1 ( ) : 222805129852718972961249510941372778893592203898276

linear_programming_bound ( ) : 222805129852718972961249510941372778893592203898276

singleton ( ) : 278502847205686141650283863407927164540769884103556

ilp_4 ( 18 ) : 1114025561653051130375568201636421885725420989785154

johnson_2 ( ) : 1114025561653051130375568201636421885725420989785154

HKK_lemma_2_4_upper_bound ( ) : 139253551125341184604016432734329616361647504049339194

ilp_3 ( 8 ) : 696267812664966080394109959832488357202755762269267867

all_subs ( ) : 67994729513609927546967202237401483010992316720167622853556

sphere_packing ( ) : 67994729513609927546967202237401483010992316720167622853556

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Details for entry \(A_5(19,4;7)\)

Lower bounds

Upper bounds

Bound for codes containing the lifted MRD code

Do you have better bounds?