factordbrpc · fdb
Sign in
Show
Open
Inverse home prime · Base 7 of 246 length 54 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
34 Fully factored 61 5914502410…47<61> 3×191×392061723433<12>×2632747120…83<47>
35 Fully factored 62 4287201211…40<62> 22×5×17×73597×158749×1996453×5405859438…99<43>
36 Fully factored 65 5074739918…26<65> 2×277×65497×115137083×2044197119<10>×5125964334…79<14>×1159228479…19<27>
37 Fully factored 68 2978331281…36<68> 23×37×173×18908534641<11>×64167455801<11>×1683220354…53<19>×2847878918…29<24>
38 Fully factored 71 6025759047…90<71> 2×5×1075420268…63<13>×5603166712…03<58>
39 Fully factored 73 1303467552…45<73> 5×17×241×479×3181×630791729×1422307406…81<13>×4654634797…87<41>
40 Fully factored 76 2074460895…52<76> 27×32×66922369519<11>×7852992102…79<14>×3426465024…01<48>
41 Fully factored 81 3116519608…93<81> 32×13×2267×1380943680…71<30>×8508568799…97<46>
42 Fully factored 83 1858113486…70<83> 2×3×5×45964099×3714398334…99<32>×3627803483…59<42>
43 Fully factored 85 4567134422…55<85> 5×65983×5761636961<10>×1172876350…57<18>×1598939240…81<23>×1281184430…01<31>
44 Fully factored 87 5360191837…84<87> 22×3×47×9157×9146884349<10>×2841335631…87<21>×3993487131…91<50>
45 Fully factored 90 2093920409…60<90> 22×5×29×96281903×2558703069…81<14>×1179744160…71<16>×1242166420…99<51>
46 Fully factored 92 3191418405…58<92> 2×3×5319030675…43<91>
47 Fully factored 93 2606325031…30<93> 2×5×409×1823×7814728939<10>×9661479807…13<24>×4629787191…27<52>
48 Fully factored 95 5828557293…14<95> 2×13×306329×529421×49166389×77450339×1731096343…39<23>×2096937902…59<45>
49 Fully factored 99 2557761998…01<99> 109×6263×1493920910…77<15>×2880946008…01<29>×8705395277…39<50>
50 Fully factored 100 6317901582…79<100> 599×617×30770515123<11>×1914554773…49<13>×2901738738…19<72>
51 Fully factored 102 7694630119…01<102> 11×17×492007×3832831×3307692035…63<19>×6596751460…13<69>
52 Fully factored 104 2940016463…84<104> 26×167×6592532050…37<33>×4172545367…89<67>
53 Composite 108 1531464690…47<108> 37×1816900850…49<15>×2278106566…19<92>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (92 digits) of term #53:
22781065669064873249501177160642935505454334545017878676146723283461237666538289538957631119
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 '246' --type 17 --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":"246"},"type":17,"part":"last20","fr":0}}'