factordb · sequences

Sequence

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Aliquot of 150^69 length 3 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.

n	Status	Digits	Term	Factorization
0	Fully factored	151	1413503456…00<151>	2⁶⁹×3⁶⁹×5¹³⁸
1	Fully factored	151	3887134505…12<151>	2²×3×47×25153×44469487×5602253078…23<14>×1903543904…09<27>×3160014248…09<45>×1828453380…31<52>
2	Composite	151	5376192789…88<151>	2²×3×79×6781×9284789×7223317847<10>×1246992921…47<128>
↳	Open Open - the last known term is composite and not yet fully factored.

Open end - submit a factor of the remaining composite (128 digits) of term #2:

12469929211506567003343219562524053271974586083733283429918106180562206450425684658405497790756073578125622864958084044541563847

Check for factors - let the server run a small P-1 / P+1 / ECM step on the composite:

Already checked (P-1, P+1 and ECM steps done, level 3).

From the command linefdb · curl

fdb

fdb seq view '150^69' --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":"150^69"},"type":1,"part":"last20","fr":0}}'