Errors

use_warnings

Math::NumSeq::AlphabeticalLength, Math::NumSeq::AlphabeticalLengthSteps, Math::NumSeq::OEIS::Catalogue::Plugin::Alpha, Math::NumSeq::SevenSegments

valid_signature

Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Tue 02 Jun 2015 04:50:06 PM JST
gpg:                using DSA key 2C5302215F6ADD3A
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==