factordbrpc · fdb
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Aliquot of 150^55 length 18 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 120 4841938267…00<120> 255×355×5110
1 Fully factored 121 1331533023…00<121> 24×3×52×23×443×2087×1317260687<10>×436372451989<12>×7006746021…23<21>×4686920778…33<28>×2764290234…83<41>
2 Fully factored 121 3131445223…60<121> 24×3×5×23×149×239×1303×2636030964…01<17>×5936333779…33<46>×7812829326…37<47>
3 Fully factored 121 7116609264…40<121> 24×3×5×1423469×25550449×8152960343…81<105>
4 Fully factored 122 1494489581…60<122> 24×3×5×97×5649670795…87<28>×5831989492…69<30>×1948363749…29<60>
5 Fully factored 122 3186190159…40<122> 24×3×5×498781×1118245568…41<16>×5764831286…87<49>×4128827714…63<50>
6 Fully factored 122 6691019138…12<122> 24×3×7×83×179×661×1117119016…99<35>×1815185305…79<79>
7 Fully factored 123 1344352793…88<123> 24×3×7×832617004969<12>×1702586675…41<17>×2822405890…27<92>
8 Fully factored 123 2624688787…52<123> 24×8764583494…97<14>×3181320929…01<17>×5883273903…01<91>
9 Fully factored 123 2460645738…00<123> 23×52×571×19051×3894634543<10>×8827301864…01<40>×3289807767…89<64>
10 Fully factored 123 3270675696…00<123> 23×52×233×1663×4253×9527017600…09<25>×1041614381…03<87>
11 Fully factored 123 4372670889…00<123> 23×52×5011×702915977×433014835501<12>×3311900677…99<18>×2077226648…83<35>×2083651162…77<45>
12 Fully factored 123 5795817771…00<123> 23×52×61×911×1231×1259×1453×1673451952…99<13>×1383801731…49<95>
13 Fully factored 123 7946888284…00<123> 23×52×2347×267671×219097309933<12>×2323030995…79<36>×1242683841…97<66>
14 Fully factored 124 1053756842…00<124> 23×52×145381×8515166323…91<15>×4256078456…99<101>
15 Fully factored 124 1396244669…00<124> 23×52×13×67×832×4216411×9886615429<10>×1178431160…73<19>×1406423338…31<27>×1684016456…97<54>
16 Fully factored 124 2195180832…00<124> 23×52×13×317×47554571×642755914403<12>×1046089395…61<14>×1939550083…33<14>×5258145941…51<15>×1811666608…43<22>×4508360420…21<36>
17 Composite 124 3318553153…20<124> 23×5×13×6381832986…51<121>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (121 digits) of term #17:
6381832986933220157888142651769243077377604854389378341759723096076067373916773725700708781634676002772705976487925645851
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 '150^55' --type 1 --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":"150^55"},"type":1,"part":"last20","fr":0}}'