factordbrpc · fdb
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Conway climb · Base 7 of 995 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 7 2065839 3×179×3847
5 Fully factored 8 20306703 3×131×163×317
6 Fully factored 9 136529066 2×151×452083
7 Fully factored 9 689757574 2×11×127×173×1427
8 Fully factored 11 30894808902<11> 2×3×29×1163×152671
9 Fully factored 13 1705413585…46<13> 2×193×4418169911<10>
10 Fully factored 14 1217090961…90<14> 2×5×870823×1397633
11 Fully factored 15 6364458035…75<15> 52×11×29×73×1093220773<10>
12 Fully factored 17 6063667926…57<17> 89×1019×668607461227<12>
13 Fully factored 18 1456205881…19<18> 19×7664241480…01<16>
14 Fully factored 18 2242432500…18<18> 2×3×241×1550783195…83<15>
15 Fully factored 19 1412687559…87<19> 43×71×4627211134…79<15>
16 Fully factored 20 2413355224…59<20> 269×50993×1759374965…27<13>
17 Fully factored 21 1504909316…09<21> 32×23×6808273×106783222619<12>
18 Fully factored 23 3147867696…46<23> 2×587×699209989×38347826161<11>
19 Fully factored 25 1032499001…73<25> 3×1029579841<10>×3342784310…51<15>
20 Fully factored 26 1133629908…81<26> 3×17×2222803741…31<24>
21 Fully factored 26 7566007236…95<26> 33×5×11×4139×4357×2825252789…89<16>
22 Fully factored 29 2733135305…95<29> 5×5297×77347×1334190000…41<20>
23 Composite 30 2876427378…86<30> 2×1438213689…43<30>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (30 digits) of term #23:
143821368941072692300044679943
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 '995' --type 92 --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":"995"},"type":92,"part":"last20","fr":0}}'