factordbrpc · fdb
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Inverse home prime · Base 9 of 10066 length 21 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
1 Fully factored 5 58304 26×911
↳ Merges Joins the sequence of 2816 (at index 1 of that sequence) - the terms below continue there.
2 Fully factored 9 484275611 29×89×187631
3 Fully factored 11 11079430157<11> 19×739×789077
4 Fully factored 12 419347929835<12> 5×179×1901×246473
5 Fully factored 14 1060986693…10<14> 2×5×23×787×58614811
6 Fully factored 16 2523175420…48<16> 22×376483×1675490939<10>
7 Fully factored 17 7212439101…62<17> 2×11×3278381409…71<16>
8 Fully factored 19 2389940047…60<19> 25×5×1493712529…91<17>
9 Fully factored 22 7938200806…38<22> 2×82219×107599×448654119349<12>
10 Fully factored 25 1140418574…25<25> 52×114203×403877×989003069399<12>
11 Fully factored 26 2262521795…49<26> 7×11×79×523×2011×3433×1030118987…47<13>
12 Fully factored 28 1908831280…55<28> 5×23×312×727×4229×11701×480121594679<12>
13 Fully factored 30 6485730808…14<30> 2×1129×8243×3484573919…31<23>
14 Fully factored 33 1214995798…01<33> 113×4703×75937×3010703020…07<22>
15 Fully factored 34 7652803126…56<34> 22×241×1378736347…67<16>×5757875659…37<16>
16 Fully factored 36 6300209341…57<36> 11×3887629049<10>×1473253483…63<26>
17 Fully factored 38 3744812685…07<38> 11×733×4644440885…89<34>
18 Fully factored 40 2468246308…33<40> 37×157×3632446800…17<18>×1169736002…61<19>
19 Fully factored 41 9330568029…08<41> 28×827×962971873×4576663759…83<27>
20 Composite 48 4506965299…83<48> 43049×5894321×1776181585…27<37>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (37 digits) of term #20:
1776181585709900057711035688569316027
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 '10066' --type 19 --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":"10066"},"type":19,"part":"last20","fr":0}}'