Oeis MCP server

by mrfentmen·io.github.mrfentmen/oeis-mcp·v1.0.0

Use this MCP server to the OEIS, the encyclopedia of integer sequences. Look up any sequence,...

C65/100grade C

What users say

No reviews yet

Safety scan

C65/100

Adoption

Not measured yet

Usage numbers are collected on the next scan

Reviews

Nobody has reviewed Oeis yet.

If you have run it, two minutes of your experience saves the next person an afternoon.

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

get_sequence
Get one OEIS sequence by its A number.
search_sequences
Search the OEIS by terms or a name query. Terms like '1,1,2,3,5,8' find sequences containing them.

scanner v0.1.9 · 2026-09-22 · same rubric, same numbers if you re-run it

no findings

Code scan7 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancerepository not readable: repo not found3/15
Maintainer identityno repository or website to verify2/10

Overall 65/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Runs npx -y oeis-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add oeis-mcp -- npx -y oeis-mcp

Is Oeis MCP server safe?: With care: it is graded C, so read the findings first (65/100). Read the Oeis safety report
How do I install Oeis?: It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
Does Oeis need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Oeis maintained?: The latest release is v1.0.0.