factordbrpc · fdb
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Inverse home prime · Base 16 of 795 length 24 Not fully computed yet - the last known term is composite. ↓ .elf file
Show sequence-development graph
Term size (digits) across the sequence
How the sequence develops - decimal digits of each term vs iteration.
nStatus DigitsTermFactorization
4 Fully factored 9 203759443 4297×47419
5 Fully factored 10 3107655881<10> 11×43×6570097
6 Fully factored 11 26911118011<11> 31×868100581
7 Fully factored 12 222233748767<12> 19×14923×783791
8 Fully factored 14 1314983472…63<14> 31×1061×1481×269953
9 Fully factored 16 1159440859…91<16> 3×409×80363×11758391
10 Fully factored 18 8080304820…91<18> 73×46710047×236970661
11 Fully factored 20 1628449983…01<20> 109×1493990810…89<18>
12 Fully factored 20 3824616475…93<20> 7×11×19×41×6376167373…71<15>
13 Fully factored 23 1069743372…59<23> 13×23×9679×12941×424493×672883
14 Fully factored 26 1241250796…77<26> 34×17×3671×2455507219…31<19>
15 Fully factored 30 1687411712…71<30> 7×13×353×47797×1099016778…41<21>
16 Fully factored 31 7552385792…31<31> 3×107×1597×211291×232937×633161×472759849
17 Fully factored 34 9144505418…35<34> 33×5×337×224549431×680915509×1314593156…87<13>
18 Fully factored 39 4068468760…63<39> 3×41×499×63372752263<11>×1045978504…13<24>
19 Fully factored 42 1205931111…59<42> 113×6761×1315187×452722913×2651020813…73<21>
20 Fully factored 45 3204887509…97<45> 7×4578410727…71<44>
21 Fully factored 45 7325457164…43<45> 83×8825852005…21<43>
22 Fully factored 46 2259418113…59<46> 3×9199×7289543×1817524099<10>×6179513030…71<25>
23 Composite 48 4669108034…95<48> 5×11×8489287336…09<46>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (46 digits) of term #23:
8489287336066385881820700037303822233777340709
Check for factors - let the server run a small P-1 / P+1 / ECM step on the composite:
level 0 done · takes up to a minute
From the command linefdb · curl
fdb
fdb seq view '795' --type 66 --part last20
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"sequence_view","params":{"start":{"expr":"795"},"type":66,"part":"last20","fr":0}}'