factordbrpc · fdb
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Inverse home prime · Base 4 of 104 length 78 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
58 Fully factored 71 1429822210…34<71> 2×7×193×26921×5662597455…61<23>×3471281365…57<40>
59 Fully factored 72 2816238019…58<72> 2×11×175079×18364769×390999163×6461052338…13<17>×1575970421…81<33>
60 Fully factored 74 1372863860…22<74> 2×3×1849357×20611111×56080931×1070382129…01<52>
61 Fully factored 75 3235031483…50<75> 2×52×7×271175539×170835871523<12>×1995174509…81<53>
62 Fully factored 77 9648071917…78<77> 2×3×157×6253783×1114321561<10>×1469725698…43<59>
63 Fully factored 79 4337864610…98<79> 2×72×163×22543×1394331820…47<17>×8639417527…37<54>
64 Fully factored 81 2673770218…02<81> 2×33×29819×7862377558…73<26>×2111948635…99<49>
65 Fully factored 83 1096586426…90<83> 2×3×5×16349×5326236481<10>×5767575929…57<16>×4402819624…57<22>×1653049118…73<30>
66 Fully factored 85 1013316160…74<85> 2×3×197×1999×361799×1701653×639308701×221547494599<12>×9313266335…49<14>×8576562948…43<15>×6157204411…33<17>
67 Fully factored 87 4249546305…86<87> 2×89×1174872079…03<18>×1638718193…13<18>×1056187785…73<25>×1174049923…21<27>
68 Fully factored 89 1207440311…74<89> 2×3221×5247444794…57<21>×4242345280…57<26>×8419592256…03<38>
69 Fully factored 90 1260057381…58<90> 2×7×11×7341453477…67<15>×3161203616…77<20>×1639437904…53<21>×2150503278…01<33>
70 Fully factored 91 5399571143…70<91> 2×3×5×825247×2028881×6154549666…73<17>×5450658638…61<20>×3204440550…19<41>
71 Fully factored 93 1918277677…42<93> 2×3612773×7753592722…13<29>×3424032025…79<57>
72 Fully factored 93 4551319226…06<93> 2×14930054437<11>×1657281335…93<30>×9197073801…83<53>
73 Fully factored 94 2002945306…70<94> 2×32×5×73597×2890459748…37<38>×1046163450…67<50>
74 Fully factored 96 2389014994…10<96> 2×5×11×613×3542955649…17<91>
75 Fully factored 97 3715058263…30<97> 2×5×7×11×557×1195088123…51<31>×7248026597…37<61>
76 Fully factored 99 1541484778…30<99> 2×3×5×11×2041231992…87<22>×2288405244…73<75>
77 Composite 100 4426419497…30<100> 2×3×5×7×17×43×10584222721<11>×2724312533…53<85>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (85 digits) of term #77:
2724312533629821184704990830124518497650729564833881866975686306281472538112493088053
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 '104' --type 14 --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":"104"},"type":14,"part":"last20","fr":0}}'