SC: A_5(19,4;9)

Lower bounds

EF_Kurz2020_special ( ) : 82857418316609426935359109104035114463034035070083878426

two_pivot_block_construction ( ) : 82850622250904212594169271527415901448337330052257546240

LiuChangFeng2019_Theo_2_6 ( ) : 82724941068905264985532311600084810920041084289550781250

CKMP2019_Cor_45 (

(10,),(5,),(4,)

) : 82718061692202221146925798294269883197169780731201171875

CKMP2019_Cor_42 ( (9, 10) ) : 82718061692202221146925798285174936179440498352050781250

CKMP2019_Lem_41 ( (9, 10) ) : 82718061692202221146925798285174936179440498352050781250

generalized_linkage ( 9,0 ) : 82718061692202221146925798285174936179440498352050781250

generalized_linkage_multipleblocks (

[9, 10],[0, 0]

) : 82718061692202221146925798285174936179440498352050781250

improved_linkage ( 9 ) : 82718061255411411341284040138977201491398481658127781664

multicomponent ( ) : 82718061255411187704389448072106461048126220703126953126

linkage_GLT ( 9 ) : 82718061255302767487140869206996285356581211090087890626

LMRD ( ) : 82718061255302767487140869206996285356581211090087890625

HKK_lemma_2_4_lower_bound ( ) : 3314296734225608956247283037951258211621137539043339525

graham_sloane ( ) : 222805808653701992049685695631200350211185526554526

ChenHeWengXu2019_T31 ( ) : 212195136267234869696158803820733349800109863281249

sphere_covering ( ) : 178244756436491353400609209695407583965688952443796

trivial_1 ( ) : 0

Upper bounds

Ahlswede_Aydinian ( 1, 8 ) : 87033520787794283315474169340051447322451460490995304526

anticode ( ) : 87033520787794283315474169340051447322451460490995304526

ilp_1 ( 1 ) : 87033520787794283315474169340051447322451460490995304526

ilp_2 ( 8 ) : 87033520787794283315474169340051447322451460490995304526

improved_johnson ( ) : 87033520787794283315474169340051447322451460490995304526

johnson_1 ( ) : 87033520787794283315474169340051447322451460490995304526

linear_programming_bound ( ) : 87033520787794283315474169340051447322451460490995304526

singleton ( ) : 108791843055238262380012581148498138201467880091570509806

ilp_4 ( 17 ) : 435166748364561053424826842619832976459307602376659038279

johnson_2 ( ) : 435166748364561053424826842620022154379240839533202210154

ilp_3 ( 10 ) : 435167639587905181708726842169330934330476772076768429013

all_subs ( ) : 1062420886295749238054775964833257559060031974208854903203322306

sphere_packing ( ) : 1062420886295749238054775964833257559060031974208854903203322306

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Details for entry \(A_5(19,4;9)\)

Lower bounds

Upper bounds

Bound for codes containing the lifted MRD code

Do you have better bounds?