Live on Robinhood Chain · chain ID 4663

Supply is e. Emission is 1/n!.

An ERC-20 dedicated to the mathematical beauty of Euler's number. The total supply is strictly 1 000 000 000 tokens — representing a precision of 109. In mathematics, calculating e to 9 decimal places requires summing exactly 13 terms of the Maclaurin series. Our supply honors this exact precision limit.

Why “Maclaurin”. A Maclaurin series is a Taylor series expanded at zero. The expansion ex = Σ xn/n! used here is built around the point x = 0 and taken at x = 1, which yields e = Σ 1/n!. The expansion point is not arbitrary, it is zero — so this is a Maclaurin series, and the project name describes the mechanism literally rather than by analogy.

Total supply
1 000 000 000
precision of 109 for calculating e

01 — On-chain

On-chain data

Everything below is read straight from the contracts with eth_call against a public Robinhood Chain RPC endpoint when the page loads. None of these numbers live in the markup — markup can be forged, a node's answer cannot. Next to every number is a link to the same call in the explorer and the exact command that reproduces it. Several endpoints are configured: if the first one does not answer, the page silently moves to the next, after checking its chain ID first.

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Total supply

totalSupply() — fixed at deployment

Name and ticker in the contract

name(), symbol(), decimals() — as written in the bytecode

The “explorer” link opens the Read contract tab, where the same call runs in your own browser. The “reproduce this call” block expands into a ready-made curl command and its cast equivalent: the node's answer depends neither on this page nor on its author.

02 — Mechanics

The mechanics, no maths background required

1. The significance of 1 Billion

Supply is strictly 1 000 000 000 tokens. This is not just a standard launchpad default, it is our mathematical boundary. It represents a precision of 109 (9 decimal places).

The series e = 1/0! + 1/1! + 1/2! + 1/3! + … converges. To calculate the value of e to a precision of exactly 109 (2.718281828), you need to sum the first 13 terms of the Maclaurin series. The supply embodies this exact computational limit.

03 — Platform

Launched on Pons

The token is launched through Pons — the native launchpad on Robinhood Chain. The bonding curve, liquidity graduation, and fee distribution are handled entirely by the platform's audited contracts.

04 — Buy

Buy MACLRN

MACLRN is available on Pons, the native launchpad on Robinhood Chain. Connect your wallet, swap ETH for MACLRN, and you're in.

Token contract address

Check it against the address shown in your wallet before you confirm the transaction.

Choose a wallet

Wallets that announced themselves to this page.

The page never sees your keys. Connecting only shares your address; every transaction is signed in the wallet itself.