factordbrpc · fdb
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Home prime · Base 25 of 183 length 11 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 3 183 3×61
1 Fully factored 4 1936 24×112
2 Fully factored 8 20345286 2×3×13×109×2393
3 Fully factored 11 13068111768<11> 23×3×43×12662899
4 Fully factored 16 4967204114…99<16> 29×181×946314367351<12>
5 Fully factored 17 6983279445…01<17> 13×53×311447×325428847
6 Fully factored 20 1949977232…72<20> 25×32×6770754278…19<17>
7 Fully factored 27 7579122901…19<27> 32×53×173×467×1966697595…17<20>
8 Fully factored 30 7101811642…92<30> 24×137×13627×19183×1239400928…11<19>
9 Fully factored 36 1850379510…86<36> 2×349×4177219017…81<13>×6346264102…97<20>
10 Composite 39 1420236196…97<39> 3×4734120654…99<38>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (38 digits) of term #10:
47341206549473465751900800793848276299
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 '183' --type 42 --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":"183"},"type":42,"part":"last20","fr":0}}'