Constant MERSENNE31_POSEIDON2_RC_32_EXTERNAL_FINAL 

pub const MERSENNE31_POSEIDON2_RC_32_EXTERNAL_FINAL: [[Mersenne31; 32]; 4];

Round constants for width-32 Poseidon2 on Mersenne31.

Generated by the Grain LFSR with parameters: field_type=1, alpha=5 (exp_flag=0), n=31, t=32, R_F=8, R_P=30

Generated by poseidon2/generate_constants.py --field mersenne31 --width 32.

Layout: external_final (4 rounds × 32 elements).