The term geometric progression is identified in base64 scheme by the sequence Z2VvbWV0cmljIHByb2dyZXNzaW9u, while the MD5 signature is equal to 3e027f6e2c860532e4a731b93862e08c. The ASCII encoding of geometric progression in hexadecimal notation is 67656f6d65747269632070726f6772657373696f6e.