Akoin (AKN) or Arweave (AR) could be the "AR coin" you're referring to. Here's a brief overview of both:$AR

1. *Akoin (AKN)*:

- A cryptocurrency focused on African entrepreneurship and economic development.

- Founded by Akon, a renowned musician and entrepreneur.

- Aims to create a decentralized ecosystem for innovation and growth.

2. *Arweave (AR)*:

- A decentralized storage network that enables permanent data storage.

- Uses a novel blockchain-like structure called a "blockweave".

- Supports the creation of permanent, tamper-proof data archives.

If you're thinking of a different "AR coin", please provide more context or information, and I'll do my best to assist you.

If you have specific questions or need further information, feel free to ask!