factordbrpc · fdb
Sign in
Show
Open
Inverse home prime · Base 2 of 2930 length 68 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
48 Fully factored 36 1779240703…34<36> 2×11×61×109×1279×128683×752074649×9826594168…21<13>
49 Fully factored 37 1484952926…42<37> 2×3×149×1969213701…29<17>×8434946235…17<17>
50 Fully factored 38 1244778355…58<38> 2×3×59×73×569×4111×71344523×95949793×30081638099<11>
51 Fully factored 39 5958282280…54<39> 2×11×13×1061×53101×3697744993…49<29>
52 Fully factored 40 5082142020…22<40> 2×71×137×324523×8049935556…91<30>
53 Fully factored 41 5531873591…62<41> 2×37×59×227×419×2708291×4918733688…79<26>
54 Fully factored 42 4430401441…34<42> 2×3×443×1666817697…23<39>
55 Fully factored 43 1365457058…18<43> 2×437111×1561911114…69<37>
56 Fully factored 43 3275565017…34<43> 2×647×3509516200…17<15>×7212813391…33<25>
57 Fully factored 44 1663161533…38<44> 2×13×3109×2139859×823568387×1167496363…79<24>
58 Fully factored 45 1378336423…34<45> 2×3×47×27437×1086310599…43<16>×1639892894…57<23>
59 Fully factored 45 6195340192…06<45> 2×3×853×4838107×1345943116…47<14>×1858928572…73<22>
60 Fully factored 46 4494613495…30<46> 2×3×5×15959×195443×3303353×13827689×940689979×1117877449…31<13>
61 Fully factored 47 4643481256…10<47> 2×3×5×20287×7629649951…91<41>
62 Fully factored 48 3200107130…94<48> 2×4483×14797×65799421×3665810722…57<32>
63 Fully factored 49 1320747504…58<49> 2×3×4002252533<10>×16700111647<11>×1913625438…87<13>×1721027262…89<16>
64 Fully factored 49 4468042223…94<49> 2×32×4090561×1378886450…31<14>×5763686458…69<14>×7635421886…77<14>
65 Fully factored 50 2537304132…14<50> 2×43×2950353642…49<48>
66 Fully factored 50 7552905325…18<50> 2×11×1041618159…81<15>×3239171399…37<17>×1017533903…77<19>
67 Composite 51 3302086305…46<51> 2×71×113×28017811277<11>×7344926033…13<36>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (36 digits) of term #67:
734492603325961815908332587263531813
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 '2930' --type 12 --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":"2930"},"type":12,"part":"last20","fr":0}}'