factordbrpc · fdb
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Home prime · Base 27 of 802 length 16 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
0 Fully factored 3 802 2×401
1 Fully factored 4 1859 11×132
2 Fully factored 4 8383 83×101
3 Fully factored 5 60608 26×947
4 Fully factored 12 586584421355<12> 5×61×83×89×167×1559
5 Fully factored 17 2826133376…14<17> 2×1413066688…07<17>
6 Fully factored 18 3143199374…49<18> 412×223×95549×8775527
7 Fully factored 21 1663843846…61<21> 19×131×10693049×6251527001<10>
8 Fully factored 22 2098735043…70<22> 2×5×13597×600881×25687748761<11>
9 Fully factored 25 4761322903…20<25> 22×5×13×1499×101209×3183319×37918693
10 Fully factored 31 2382515453…16<31> 22×37819095331<11>×1574942124…09<20>
11 Fully factored 34 1734714772…12<34> 22×41×2857×3702320301…19<28>
12 Fully factored 38 3409727101…71<38> 7×23×321031×6251629051<10>×1055245656…31<21>
13 Fully factored 39 1293199993…11<39> 7×13×151×1861239181<10>×158266057571<12>×3194900840…21<14>
14 Fully factored 41 8966410714…52<41> 22×5507×4070460647…09<37>
15 Composite 44 1819288960…04<44> 22×457×897571×1108808842…33<35>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (35 digits) of term #15:
11088088420955824125947025495651133
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 '802' --type 44 --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":"802"},"type":44,"part":"last20","fr":0}}'