factordbrpc · fdb
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Home prime · Base 22 of 362 length 29 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
9 Fully factored 10 7673814271<10> 43×3089×57773
10 Fully factored 12 107981063741<12> 52973×2038417
11 Fully factored 12 273005386353<12> 32×73×67×241×5477
12 Fully factored 16 1841487496…57<16> 31079×59251825883<11>
13 Fully factored 17 3752077927…51<17> 19×1647797×1198435157<10>
14 Fully factored 18 2483552466…97<18> 449×5531297252…53<15>
15 Fully factored 18 2629120470…25<18> 32×53×37×2551×36383×68053
16 Fully factored 24 2085008885…17<24> 5189×158731×2531409974…63<15>
17 Fully factored 24 7103634226…83<24> 97×823×3032537×2934289186…89<13>
18 Fully factored 27 1414901323…49<27> 3×13×307×1181743358…13<23>
19 Fully factored 28 2553483752…29<28> 22063×56611×2044408638…53<19>
20 Fully factored 29 3215715187…69<29> 33×13×37×2102945333<10>×1177445334…39<16>
21 Fully factored 33 5195147677…63<33> 32×31×1087×16943×1011052806…17<24>
22 Fully factored 39 1215250331…41<39> 32×252443×255511×2093390768…13<27>
23 Fully factored 43 1293712321…81<43> 547×250027×9459397552…49<34>
24 Fully factored 45 2254908629…73<45> 3×26959×2788071553…49<40>
25 Fully factored 47 1367227952…97<47> 37×3695210681…81<45>
26 Fully factored 48 1627646027…09<48> 3×192×211×7907×9008185315…99<38>
27 Fully factored 49 8292847423…35<49> 5×94441×58215581×3016712046…87<36>
28 Composite 51 2525146788…07<51> 32×13×739×2920494070…89<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 #28:
2920494070699359216956939486559556763675448389
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 '362' --type 39 --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":"362"},"type":39,"part":"last20","fr":0}}'