factordbrpc · fdb
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Home prime · Base 14 of 1121 length 24 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
4 Fully factored 6 127283 13×9791
5 Fully factored 6 509199 3×169733
6 Fully factored 7 1783205 5×67×5323
7 Fully factored 8 40226875 54×13×4951
8 Fully factored 10 7946853959<10> 113×5970589
9 Fully factored 11 17482023645<11> 3×5×797×1462319
10 Fully factored 12 977071701359<12> 13×577×130258859
11 Fully factored 14 5349600774…03<14> 29×4051×455366557
12 Fully factored 16 1650102335…97<16> 23×383×187320051733<12>
13 Fully factored 17 1836641163…53<17> 29×1637×324491×1192271
14 Fully factored 18 3288797793…79<18> 1512×283×563×859×105389
15 Fully factored 21 3305500138…97<21> 41×8062195460…17<19>
16 Fully factored 22 1258207411…81<22> 3×829×3989×1268272037…67<15>
17 Fully factored 24 2762852589…27<24> 13×29×8047129×9107001339…19<14>
18 Fully factored 27 2156194813…47<27> 33×17×61×635653×1211505459…01<17>
19 Fully factored 32 2848821225…17<32> 19×83×977534865479<12>×1847996936…99<17>
20 Fully factored 34 2398497892…47<34> 61×97×283×1409×22013×6242987×7397222449…63<13>
21 Fully factored 37 1488277370…67<37> 11×13×17×89×569×857×33420593×4220867052…77<18>
22 Fully factored 41 1109617212…29<41> 157×4297×496468463×3312962443…27<26>
23 Composite 43 2044985475…75<43> 52×13×18593×3384210724…59<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 #23:
338421072464693070821479699430139659
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 '1121' --type 32 --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":"1121"},"type":32,"part":"last20","fr":0}}'